Perhaps you should try some spelling variations:
quang tran » quang trung, quang thanh, quang tri
quang tuan » quang thanh, quan luan, quang cua
thong cong » trong cong, tong cong, thong thong
van khang » van khanh, van thanh, van quang
khang cau » hang cau, khang cu, khang chan
cong van » cong vang, cong san, song van

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) OR (25 trieu)) tinh - thanh ((quang tran) or (quang tuan)) thong cong van khang cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((30 trieu) OR (25 trieu)) tinh - thanh ((quang tran) OR (quang tuan)) thong cong van khang cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((30 trieu) OR (25 trieu)) tinh - thanh ((quang tran) or (quang tuan)) thong cong van khang cau".
• Adding a wildcard symbol may retrieve word variants: ((30 trieu) OR (25 trieu)) tinh - thanh ((quang tran) or (quang tuan)) thong cong van khang cau*.