Perhaps you should try some spelling variations:
thanh trung » thanh tung
hieu quang » thieu quang, hieu quan, hieu qua
thien quan » trien quang, lien quan, thien van
nong danh » cong danh, dong danh, nang danh
trung ha » trung hoc, trung tam, trung cap
nong dan » cong dan, nong san, nguong dan
toan tap » toan ban
ha hang » nha hang, ha tang, va hang

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi ((hieu quang) or (thien quan)) - thanh trung ha hang ((nong danh) or (nong dan)) toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi ((hieu quang) OR (thien quan)) - thanh trung ha hang ((nong danh) OR (nong dan)) toan tap.
• Adding a wildcard symbol may retrieve word variants: doi ((hieu quang) or (thien quan)) - thanh trung ha hang ((nong danh) or (nong dan)) toan tap*.