Perhaps you should try some spelling variations:
thong cong » trong cong, tong cong, thong thong
trung cua » truong cua, trung tuan, trung cap
tranh cua » doanh cua, manh cua
dung cong » dung trong
30 trieu » 25 trieu
dan toan » van toan, dan than, manh toan
toan cau » 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: 30 trieu tinh - hanh ((trung cua) or (tranh cua)) ((dung cong) or (thong cong)) dan toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: 30 trieu tinh - hanh ((trung cua) OR (tranh cua)) ((dung cong) OR (thong cong)) dan toan cau.
• Adding a wildcard symbol may retrieve word variants: 30 trieu tinh - hanh ((trung cua) or (tranh cua)) ((dung cong) or (thong cong)) dan toan cau*.