Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
trinh tuan » trinh quan, trinh toan, trinh luan
phung cong » nhung cong, phong cong, nhung chong
chong cong » cong cong, thong cong, cuong cong
mot trieu » mot chieu, mot tri, mon triet
dan than » dan chan, ban than, van than
than tap » toan tap, han tap, phan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: mot trieu tinh - hanh trinh tuan ((phung cong) or (chong cong)) dan than tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: mot trieu tinh - hanh trinh tuan ((phung cong) OR (chong cong)) dan than tap.
• Adding a wildcard symbol may retrieve word variants: mot trieu tinh - hanh trinh tuan ((phung cong) or (chong cong)) dan than tap*.