Perhaps you should try some spelling variations:
thanh dinh » thanh binh, thanh tinh, thanh vinh
hanh trinh » canh tranh, hanh chinh
hoc thieu » toc thieu
dung cong » dung trong
cong san » cong tac
san tuan » van tuan, san luan, san quan
co dung » co duong, cao dung, co dong
tuan tu » tuan thu, tran tu, toan tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((hoc thieu) or (hoc hien)) tinh - ((thanh dinh) or (hanh trinh)) co dung cong san tuan tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc thieu) OR (hoc hien)) tinh - ((thanh dinh) OR (hanh trinh)) co dung cong san tuan tu.
• Adding a wildcard symbol may retrieve word variants: ((hoc thieu) or (hoc hien)) tinh - ((thanh dinh) or (hanh trinh)) co dung cong san tuan tu*.