Perhaps you should try some spelling variations:
lieu tinh » trieu tinh, diep tinh, bien tinh
tong cong » trong cong, cong cong, dung cong
cong vang » cong lang, cong quang, cong ngang
vang toan » van toan, dang toan, quang toan
toan ban » van ban
ho lieu » so lieu, co lieu, ho kieu
va tong » va thong, va tuong, va trong

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho lieu tinh - ((thanh tung) or (thanh cong)) va tong cong vang toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho lieu tinh - ((thanh tung) OR (thanh cong)) va tong cong vang toan ban.
• Adding a wildcard symbol may retrieve word variants: ho lieu tinh - ((thanh tung) or (thanh cong)) va tong cong vang toan ban*.