Perhaps you should try some spelling variations:
thuong cong » thong cong, thuong con, thuong dong
mot trieu » mot chieu, mot tri, mon triet
lanh manh » lanh tranh, lan anh, van manh
ca thuong » cao thuong, cua thuong, va thuong
tac chuan » tac quan, tac cua, tac can
ho trieu » 25 trieu, 30 trieu, ho chieu
tac chan » tac can, tac chon, tac nhan
manh ca » manh cua, manh cam, danh ca

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) or (mot trieu)) tinh - lanh manh ca thuong cong ((tac chan) OR (tac chuan)) tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho trieu) OR (mot trieu)) tinh - lanh manh ca thuong cong ((tac chan) OR (tac chuan)) tu.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((ho trieu) or (mot trieu)) tinh - lanh manh ca thuong cong ((tac chan) OR (tac chuan)) tu".
• Adding a wildcard symbol may retrieve word variants: ((ho trieu) or (mot trieu)) tinh - lanh manh ca thuong cong ((tac chan) OR (tac chuan)) tu*.