zebra danios would be a good add i think..... you could add a lot of choices.. I have 10 neon tetras, 3 dalmatian mollies, 3 rummynose tetras (plan on getting more) , 6 rasboras, 3 swordtails (would like more they are entertaining) .. 2 angels.
this may help you decide on things,, PETCO.com...