Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
cua thong » cua thuong, cua tong, suat thong
cua khong » hua khong, cua phuong, cua thuong
hien anh » hien hanh, thien anh, dien anh
cong tan » cong tac, cong san, cong thanh
than ban » thanh ban, toan ban, nhuan ban
than man » than ma, thanh san, tran manh

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc hien anh - hanh trinh ((cua thong) or (cua khong)) cong tan ((than ban) OR (than man))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hien anh - hanh trinh ((cua thong) OR (cua khong)) cong tan ((than ban) OR (than man)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc hien anh - hanh trinh ((cua thong) or (cua khong)) cong tan ((than ban) OR (than man))".
• Adding a wildcard symbol may retrieve word variants: hoc hien anh - hanh trinh ((cua thong) or (cua khong)) cong tan ((than ban) OR (than man))*.