Perhaps you should try some spelling variations:
trung tuan » trung thanh, trung tam, truong thanh
thong cong » trong cong, tong cong, thong thong
cong quang » luong quang, thong quang, duong quang
tran tuan » tran xuan, tran quang, tran thanh
ho trieu » mot trieu, 25 trieu, 30 trieu
toan tap » toan ban
toan cao » toan ban

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