Perhaps you should try some spelling variations:
nang quang » nang quan, dang quang, hang quang
quang dung » quang trung, ung dung, cuong dung
dong thanh » truong thanh
sieu tinh » lieu tinh, kieu tinh, sieu hinh
hanh nang » anh nang, ganh nang, hanh mang
hoc sieu » hoc dieu, hoc thieu, hoc hien
cong san » cong tac
tran ban » tranh ban, tran van, tran bai
toan ban » van ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc sieu tinh - hanh nang quang dung ((cong san) or (dong thanh)) ((tran ban) or (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc sieu tinh - hanh nang quang dung ((cong san) OR (dong thanh)) ((tran ban) OR (toan ban)).
• Adding a wildcard symbol may retrieve word variants: hoc sieu tinh - hanh nang quang dung ((cong san) or (dong thanh)) ((tran ban) or (toan ban))*.