Perhaps you should try some spelling variations:
truong cong » trong cong, truong dong, truong long
chap truong » chap thuong, cac truong, nha truong
tranh chap » tranh cua, trinh chat
hanh tranh » canh tranh, hanh trinh, hanh trang
chinh cau » chinh chau, chinh ca, chinh can
doc hieu » toc thieu, hoc thieu
cong dan » cong san, cong tan, huong dan
phan cau » phan dau, phan cac, phan tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((doc hieu) or (hoc hien)) tinh - hanh tranh chap truong cong dan ((phan cau) or (chinh cau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((doc hieu) OR (hoc hien)) tinh - hanh tranh chap truong cong dan ((phan cau) OR (chinh cau)).
• Adding a wildcard symbol may retrieve word variants: ((doc hieu) or (hoc hien)) tinh - hanh tranh chap truong cong dan ((phan cau) or (chinh cau))*.