Perhaps you should try some spelling variations:
thien hach » thien thanh, hien hanh
trinh quan » tinh quang, trinh luat, trinh han
trinh qua » trinh cua, trinh quang, trinh luat
hang cong » dang cong, hang nong, bang cong
cong dung » cuong dung, cong dong, cong luong
dung toan » dung doanh, dung thang, dung thanh
ho thien » nho thien, ho thiet, ho tien
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 thien hach - hanh ((trinh qua) or (trinh quan)) hang cong dung toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho thien hach - hanh ((trinh qua) OR (trinh quan)) hang cong dung toan ban*.