Perhaps you should try some spelling variations:
trinh quan » tinh quang, trinh luat, trinh han
theo tiem » theo tieu, them niem, thep tieu
tiem nang » tin nang, tich nang
trinh cua » tinh cua, trinh luat, trinh luan
cong dan » cong san, huong dan, cong dong
cong tan » cong tac, cong san, cong thanh
toan tap » toan ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo tiem nang - hanh ((trinh cua) or (trinh quan)) dong ((cong dan) or (cong tan)) toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo tiem nang - hanh ((trinh cua) OR (trinh quan)) dong ((cong dan) OR (cong tan)) toan tap.
• Adding a wildcard symbol may retrieve word variants: theo tiem nang - hanh ((trinh cua) or (trinh quan)) dong ((cong dan) or (cong tan)) toan tap*.