Perhaps you should try some spelling variations:
thien tinh » khien tinh, thien minh, tien tinh
hoc thien » hoc hien, hoc thieu, hoc thiet
manh tung » manh hung, thanh tung
cam nhung » nam nhung, tham nhung, cam nang
cam hung » cac chung, cam nang, van hung
cong dan » cong san, cong tan, huong dan
dan toan » van toan, dan than, manh toan
toan cao » toan ban, toan tap

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

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