Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
thong cong » trong cong, tong cong, thong thong
tieu tinh » trieu tinh, tieu trinh, lieu tinh
trinh van » trinh han, trinh quan, trinh toan
dang cong » dung cong
thanh lap » thanh san, phan lap, thanh van
thanh hai » thanh phan, thanh hoa, thanh san

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo tieu tinh - hanh trinh van ((thong cong) or (dang cong)) dan ((thanh lap) OR (thanh hai))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo tieu tinh - hanh trinh van ((thong cong) OR (dang cong)) dan ((thanh lap) OR (thanh hai))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo tieu tinh - hanh trinh van ((thong cong) or (dang cong)) dan ((thanh lap) OR (thanh hai))*".