Perhaps you should try some spelling variations:
nhanh lang » nhanh quang, nhanh thang, nhanh dong
nhan dang » nhan dan, phan dang, tran dang
chua dong » cua dong, ha dong, huy dong
dong cong » duong cong, dung cong, dang cong
cong van » cong vang, cong san, song van
van toan » van tuan, van tan, van thanh
toan cao » toan ban, toan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((toc thieu) or (theo tieu)) xanh - ((nhanh lang) OR (nhan dang)) chua dong cong van toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((toc thieu) OR (theo tieu)) xanh - ((nhanh lang) OR (nhan dang)) chua dong cong van toan cao.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((toc thieu) or (theo tieu)) xanh - ((nhanh lang) OR (nhan dang)) chua dong cong van toan cao".
• Adding a wildcard symbol may retrieve word variants: ((toc thieu) or (theo tieu)) xanh - ((nhanh lang) OR (nhan dang)) chua dong cong van toan cao*.