First 2 are hybrids. The last one I you are talking about the smaller one it looks like a Demosani. Could be wrong tho. If they came out of the "assorted cichlid" tank then almost 100% guarantee it's a hybrid and not going to be identifiable.
125g- Pseudotropheus Acei, Labidochromis Caeruleus , 2 Metriaclima Estherae Female, Sciaenochromis fryeri ''Electric Blue'' Maleri Island, Protomelas Taeniolatus "Red Empress" Male, Cynotilapia Sp. Gallireya Reef (White Top Hara) W/C + F1
40g- Wild Caught Cynotilapia Sp. Gallireya Reef, Demasoni Juvies, Acei Juvies, Red Top Trewavasae Juvies, Rustie juvies, Christmas Fulu Juvies, Pseudo Elongatus Chewere Juvies, Labido Caer Juvies.
20g long- ocellatus "gold", calvus "white" Chaitika