Perhaps you should try some spelling variations:
theo tiem » theo tieu, them niem, thep tieu
tiem nang » tin nang, tich nang
thanh cac » hanh cac, thanh bac, tranh cac
trang va » hang va
tran van » luan van
cong dan » cong san, cong tan, huong dan
thanh ca » thanh cha, thanh ha, thanh va

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 ((trang va) OR (tran van)) trong cong dan ((thanh cac) OR (thanh ca))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo tiem nang - hanh ((trang va) OR (tran van)) trong cong dan ((thanh cac) OR (thanh ca))".
• Adding a wildcard symbol may retrieve word variants: theo tiem nang - hanh ((trang va) OR (tran van)) trong cong dan ((thanh cac) OR (thanh ca))*.