Perhaps you should try some spelling variations:
cham truong » pham truong, cam truong, cac truong
hanh trang » thanh trung, canh tranh, hanh trinh
pham trong » pham thuong, pham cong, nam trong
hieu tinh » chieu tinh, lieu tinh, kieu tinh
doc hieu » toc thieu, hoc thieu, hoc hien
cong tan » cong tac, cong san, cong thanh
phan cau » phan dau, phan tu, phan lap
phan cac » nhan cach, phan dau, phan lap

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 tinh - hanh trang ((cham truong) or (pham trong)) cong tan ((phan cau) or (phan cac))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doc hieu tinh - hanh trang ((cham truong) OR (pham trong)) cong tan ((phan cau) OR (phan cac)).
• Adding a wildcard symbol may retrieve word variants: doc hieu tinh - hanh trang ((cham truong) or (pham trong)) cong tan ((phan cau) or (phan cac))*.