Perhaps you should try some spelling variations:
thanh tung » thanh cong
nhung cong » dung cong, thong cong, hang cong
doi lieu » duoc lieu, doi chieu, du lieu
cong dan » cong san, cong tan, huong dan
dan toan » van toan, dan than, manh toan
toan cao » toan ban, toan tap
doi chi » doi khi

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((doi lieu) or (doi chi)) tinh - ((thanh trung) or (thanh tung)) va nhung cong dan toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((doi lieu) OR (doi chi)) tinh - ((thanh trung) OR (thanh tung)) va nhung cong dan toan cao.
• Adding a wildcard symbol may retrieve word variants: ((doi lieu) or (doi chi)) tinh - ((thanh trung) or (thanh tung)) va nhung cong dan toan cao*.