Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
nhung cong » dung cong, thong cong, hang cong
hieu lang » chieu sang, hieu quang, nhieu tang
trinh cua » tinh cua, trinh luat, trinh quan
cua nhung » va nhung
cong san » cong tac
san toan » van toan, dan toan, manh toan
toan tap » toan ban
chu han » chu van

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

• Performing a fuzzy search may retrieve terms with similar spellings: chao ((hieu lang) or (chu han)) - hanh trinh cua nhung cong san toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: chao ((hieu lang) OR (chu han)) - hanh trinh cua nhung cong san toan tap.
• Adding a wildcard symbol may retrieve word variants: chao ((hieu lang) or (chu han)) - hanh trinh cua nhung cong san toan tap*.