Canonical Equivalencies:

1. ᾒ
   U+03B7 GREEK SMALL LETTER ETA, U+0313 COMBINING COMMA ABOVE, U+0345 COMBINING GREEK YPOGEGRAMMENI, U+0340 COMBINING GRAVE TONE MARK
   
   
2. ᾒ
   U+1F20 GREEK SMALL LETTER ETA WITH PSILI, U+0345 COMBINING GREEK YPOGEGRAMMENI, U+0300 COMBINING GRAVE ACCENT
   
   
3. ᾒ
   U+03B7 GREEK SMALL LETTER ETA, U+0345 COMBINING GREEK YPOGEGRAMMENI, U+0343 COMBINING GREEK KORONIS, U+0300 COMBINING GRAVE ACCENT
   
   
4. ᾒ
   U+03B7 GREEK SMALL LETTER ETA, U+0345 COMBINING GREEK YPOGEGRAMMENI, U+0313 COMBINING COMMA ABOVE, U+0300 COMBINING GRAVE ACCENT
   
   
5. ᾒ
   U+03B7 GREEK SMALL LETTER ETA, U+0343 COMBINING GREEK KORONIS, U+0345 COMBINING GREEK YPOGEGRAMMENI, U+0300 COMBINING GRAVE ACCENT
   
   
6. ᾒ
   U+1F90 GREEK SMALL LETTER ETA WITH PSILI AND YPOGEGRAMMENI, U+0300 COMBINING GRAVE ACCENT
   
   
7. ᾒ
   U+03B7 GREEK SMALL LETTER ETA, U+0343 COMBINING GREEK KORONIS, U+0340 COMBINING GRAVE TONE MARK, U+0345 COMBINING GREEK YPOGEGRAMMENI
   
   
8. ᾒ
   U+1FC3 GREEK SMALL LETTER ETA WITH YPOGEGRAMMENI, U+0343 COMBINING GREEK KORONIS, U+0340 COMBINING GRAVE TONE MARK
   
   
9. ᾒ
   U+1FC3 GREEK SMALL LETTER ETA WITH YPOGEGRAMMENI, U+0313 COMBINING COMMA ABOVE, U+0340 COMBINING GRAVE TONE MARK
   
   
10. ᾒ
    U+1F20 GREEK SMALL LETTER ETA WITH PSILI, U+0340 COMBINING GRAVE TONE MARK, U+0345 COMBINING GREEK YPOGEGRAMMENI
    
    
11. ᾒ
    U+03B7 GREEK SMALL LETTER ETA, U+0343 COMBINING GREEK KORONIS, U+0300 COMBINING GRAVE ACCENT, U+0345 COMBINING GREEK YPOGEGRAMMENI
    
    
12. ᾒ
    U+03B7 GREEK SMALL LETTER ETA, U+0345 COMBINING GREEK YPOGEGRAMMENI, U+0343 COMBINING GREEK KORONIS, U+0340 COMBINING GRAVE TONE MARK
    
    
13. ᾒ
    U+03B7 GREEK SMALL LETTER ETA, U+0345 COMBINING GREEK YPOGEGRAMMENI, U+0313 COMBINING COMMA ABOVE, U+0340 COMBINING GRAVE TONE MARK
    
    
14. ᾒ
    U+03B7 GREEK SMALL LETTER ETA, U+0343 COMBINING GREEK KORONIS, U+0345 COMBINING GREEK YPOGEGRAMMENI, U+0340 COMBINING GRAVE TONE MARK
    
    
15. ᾒ
    U+1F22 GREEK SMALL LETTER ETA WITH PSILI AND VARIA, U+0345 COMBINING GREEK YPOGEGRAMMENI
    
    
16. ᾒ
    U+1F90 GREEK SMALL LETTER ETA WITH PSILI AND YPOGEGRAMMENI, U+0340 COMBINING GRAVE TONE MARK
    
    
17. ᾒ
    U+03B7 GREEK SMALL LETTER ETA, U+0313 COMBINING COMMA ABOVE, U+0300 COMBINING GRAVE ACCENT, U+0345 COMBINING GREEK YPOGEGRAMMENI
    
    
18. ᾒ
    U+1F20 GREEK SMALL LETTER ETA WITH PSILI, U+0300 COMBINING GRAVE ACCENT, U+0345 COMBINING GREEK YPOGEGRAMMENI
    
    
19. ᾒ
    U+03B7 GREEK SMALL LETTER ETA, U+0313 COMBINING COMMA ABOVE, U+0345 COMBINING GREEK YPOGEGRAMMENI, U+0300 COMBINING GRAVE ACCENT
    
    
20. ᾒ
    U+1FC3 GREEK SMALL LETTER ETA WITH YPOGEGRAMMENI, U+0343 COMBINING GREEK KORONIS, U+0300 COMBINING GRAVE ACCENT
    
    
21. ᾒ
    U+1FC3 GREEK SMALL LETTER ETA WITH YPOGEGRAMMENI, U+0313 COMBINING COMMA ABOVE, U+0300 COMBINING GRAVE ACCENT
    
    
22. ᾒ
    U+1F20 GREEK SMALL LETTER ETA WITH PSILI, U+0345 COMBINING GREEK YPOGEGRAMMENI, U+0340 COMBINING GRAVE TONE MARK
    
    
23. ᾒ
    U+03B7 GREEK SMALL LETTER ETA, U+0313 COMBINING COMMA ABOVE, U+0340 COMBINING GRAVE TONE MARK, U+0345 COMBINING GREEK YPOGEGRAMMENI