Perhaps you should try some spelling variations:
thanh tung » thanh cong
chap tuong » chap thuong, chan thuong, chat luong
tung chap » dung chat, tung pham, dung chau
duong tai » luong tai, dong tai, duong thi
ho chieu » theo chieu, hoc thieu, doi chieu
doc hieu » toc thieu, hoc thieu, hoc hien
tuan cu » tuan tu, quan cua, tuan thu

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 (doc hieu)) tinh - thanh tung chap tuong ((duong tai) or (dung tai)) tuan cu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (doc hieu)) tinh - thanh tung chap tuong ((duong tai) OR (dung tai)) tuan cu.
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) or (doc hieu)) tinh - thanh tung chap tuong ((duong tai) or (dung tai)) tuan cu*.