Perhaps you should try some spelling variations:
thien hach » thien thanh, hien hanh
hoc thien » hoc hien, hoc thieu, hoc thiet
cong quan » cuong quan, cong quang, tong quan
quan lang » quan hoang, gian lang, quan luan
lang cong » dang cong, bang cong, hang cong
nhan cach » phan cac
cong dan » cong san, cong tan, huong dan
phan van » pham van, thanh van, luan van

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 hach - thanh cong quan lang cong dan ((phan van) or (nhan cach))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thien hach - thanh cong quan lang cong dan ((phan van) OR (nhan cach))*.