Gimme a stab.
tanyongkoon@hotmail.com

U might have some luck ID a betta fish at the IBC (International betta Congress) site (errr. I lost the bookmark). Also, u can try this....http://www.bettastarz.com/wildbettas.htm

As for the licorice gourami type fish, there are so many mis identified fish, and even more yet to be identified fish. Most commonly seen I believe is P. anjunganensis.

As for your Rasbora... well, lets see.