soft-shell
| turtles
| soft-shells | |
| reptil. | Trionyx |
| turtle | |
| biol. | Trionyx sinensis |
| fish.farm. | Caretta caretta |
| turtles | |
| life.sc. | Chelonia spp. |
| nat.sc. agric. | Testudinata |
| |||
| Trionyx | |||
|
soft-shell : 33 phrases in 4 subjects |
| Amphibians and reptiles | 21 |
| Environment | 9 |
| Fish farming pisciculture | 1 |
| Ichthyology | 2 |