Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
hieu manh » chieu xanh, hieu nganh, dieu hanh
cong cong » cong dong, trong cong, dung cong
thanh cac » hanh cac, thanh bac, thanh ca
toc hieu » toc thieu, doc hieu, hoc thieu
trinh ve » trinh he, trinh va, trinh vi
cong ban » cong bang, cong san, cong tan
than cap » khan cap, thanh lap, than cua
ve cong » te cong

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

• Performing a fuzzy search may retrieve terms with similar spellings: toc hieu manh - hanh trinh ve cong cong ban ((than cap) or (thanh cac))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc hieu manh - hanh trinh ve cong cong ban ((than cap) OR (thanh cac)).
• Adding a wildcard symbol may retrieve word variants: toc hieu manh - hanh trinh ve cong cong ban ((than cap) or (thanh cac))*.