Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
thuat mach » thuat sach, thuat tach, thuyet mach
trinh luan » trinh luat, trinh quan, trinh han
luan nhung » luan chung, luan hung, quan nhung
nhung cong » dung cong, thong cong, hang cong
thuat tac » thuat tach, thuat tao, thuat tai
cong tran » cong tan, cong tuan, cong toan
tran van » luan van

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((thuat mach) or (thuat tac)) - hanh trinh luan nhung cong tran van ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((thuat mach) OR (thuat tac)) - hanh trinh luan nhung cong tran van ban.
• Adding a wildcard symbol may retrieve word variants: ho ((thuat mach) or (thuat tac)) - hanh trinh luan nhung cong tran van ban*.