Perhaps you should try some spelling variations:
tinh thai » sinh thai, tinh toan, tinh chat
cham tuc » nham thuc, pham thuc, tham thuc
pham thu » pham thuc, pham thi, pham tu
thai duc » thai dac, thai tuc, than duc
te sach » toc sach
hieu ve » hieu va, hieu van
va tinh » may tinh
duc tre » duoc tren, duc tien
y nang » ky nang, ly nang, v nang
nang o » nang co, nang ho, nang ro
o hoi » co hoi, o hoc, o hai

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: te sach y nang o hoi. hieu ve ((cham tuc) or (pham thu)) va tinh thai duc tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach y nang o hoi. hieu ve ((cham tuc) OR (pham thu)) va tinh thai duc tre.
• Adding a wildcard symbol may retrieve word variants: te sach y nang o hoi. hieu ve ((cham tuc) or (pham thu)) va tinh thai duc tre*.