Perhaps you should try some spelling variations:
luan chung » luan chinh
hanh trinh » canh tranh, hanh chinh
qua nhung » quan nhung, cua nhung, qua chung
hung manh » nhung manh, hung anh, tung manh
manh toan » thanh toan, anh tuan, tinh toan
ho chieu » theo chieu, hoc thieu, doi chieu
toan ban » van ban
so lieu » so dieu

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 (so lieu)) tinh - hanh trinh ((qua nhung) or (luan chung)) hung manh toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (so lieu)) tinh - hanh trinh ((qua nhung) OR (luan chung)) hung manh toan ban.
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) or (so lieu)) tinh - hanh trinh ((qua nhung) or (luan chung)) hung manh toan ban*.