Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, nhung don
hanh tran » hanh trang, thanh tran, hanh tram
tran quan » tran quang, tran xuan, tran tuan
hang cong » dang cong, hang nong, bang cong
ho trieu » mot trieu, 25 trieu, 30 trieu
toan cau » toan ban, toan tap, toan tai
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: ho trieu tinh - hanh tran quan ((nhung cong) OR (hang cong)) san ((toan cau) or (toan cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho trieu tinh - hanh tran quan ((nhung cong) OR (hang cong)) san ((toan cau) OR (toan cao)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho trieu tinh - hanh tran quan ((nhung cong) OR (hang cong)) san ((toan cau) or (toan cao))".
• Adding a wildcard symbol may retrieve word variants: ho trieu tinh - hanh tran quan ((nhung cong) OR (hang cong)) san ((toan cau) or (toan cao))*.