Perhaps you should try some spelling variations:
thanh trung » thanh tung
dong thong » thong thong, nong thon, dong thanh
trung dam » trung tam, trung dai, trong dam
thong tan » thong than, thong tran, thong tin
ho chieu » theo chieu, hoc thieu, doi chieu
dam dong » dao dong, dan dong, lam dong
tran van » luan van
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: ((ho chieu) or (theo tieu)) xanh - thanh trung dam dong thong tan ((tran van) or (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (theo tieu)) xanh - thanh trung dam dong thong tan ((tran van) OR (toan ban)).
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) or (theo tieu)) xanh - thanh trung dam dong thong tan ((tran van) or (toan ban))*.