Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
nhung cong » dung cong, thong cong, hang cong
hanh mang » nhanh mang, hanh trang, nhanh lang
ho chieu » theo chieu, hoc thieu, doi chieu
hoi hieu » hoi phieu, hoi tieu, moi hieu
cong tan » cong tac, cong san, cong thanh
tran ban » tranh ban, tran van, toan ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((ho chieu) or (hoi hieu)) lang - ((hanh mang) or (hanh trinh)) va nhung cong tan tran ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (hoi hieu)) lang - ((hanh mang) OR (hanh trinh)) va nhung cong tan tran ban.
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) or (hoi hieu)) lang - ((hanh mang) or (hanh trinh)) va nhung cong tan tran ban*.