Perhaps you should try some spelling variations:
trinh cua » tinh cua, trinh quan, trinh luan
hang cong » dang cong, hang nong, bang cong
cua tinh » cua sinh, va tinh, ha tinh
cong dan » cong san, cong tan, huong dan
than cap » khan cap, thanh lap, thanh cac
toan cau » toan cao, toan ban, toan tap
ho cua » hoc cua, hoi cua, hoa cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho cua tinh - hanh ((trinh cua) or (trinh luat)) hang cong dan ((than cap) or (toan cau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho cua tinh - hanh ((trinh cua) OR (trinh luat)) hang cong dan ((than cap) OR (toan cau)).
• Adding a wildcard symbol may retrieve word variants: ho cua tinh - hanh ((trinh cua) or (trinh luat)) hang cong dan ((than cap) or (toan cau))*.