Perhaps you should try some spelling variations:
tuan thong » toan thong, tran thong, tuan phong
thong cong » trong cong, tong cong, thong thong
thanh tra » thanh toan, thanh hoa
thi hanh » thi thanh
tra tuan » tran tuan, tra quan, tri tuan
tap toan » tap doan, bai toan
tap quan » tac quan, hai quan
doi thi » doi thoi, do thi, doi khi

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi thi hanh - thanh tra tuan thong cong ((tap toan) or (tap quan)) tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi thi hanh - thanh tra tuan thong cong ((tap toan) OR (tap quan)) tap.
• Adding a wildcard symbol may retrieve word variants: doi thi hanh - thanh tra tuan thong cong ((tap toan) or (tap quan)) tap*.