Perhaps you should try some spelling variations:
trinh cong » trinh dung
theo chua » theo chu, ho chua, cheo cua
chua xang » chua nang, chuc nang, chu bang
hanh tang » hanh trang, anh tang, hanh mang
cua trinh » qua trinh, cua tinh, xuan trinh
tang cua » mang cua, hang cua, tang luan
cong dan » cong san, cong tan, huong dan
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: theo chua xang - hanh tang cua trinh cong dan ((toan tap) or (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chua xang - hanh tang cua trinh cong dan ((toan tap) OR (toan ban)).
• Adding a wildcard symbol may retrieve word variants: theo chua xang - hanh tang cua trinh cong dan ((toan tap) or (toan ban))*.