Perhaps you should try some spelling variations:
thanh dung » thanh duong, thanh tung, thanh hung
ho chieu » theo chieu, hoc thieu, doi chieu
vat dung » van dung, viet dung, mat duong
cong san » cong tac
san thai » sac thai, ban thai, van thai
thai cao » tai cao, thoai cac, thuat cao
doi chi » doi khi
va dung » van dung, va duong, va ung

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (doi chi)) sach - thanh dung ((vat dung) OR (va dung)) cong san thai cao~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((ho chieu) or (doi chi)) sach - thanh dung ((vat dung) OR (va dung)) cong san thai cao~".
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) or (doi chi)) sach - thanh dung ((vat dung) OR (va dung)) cong san thai cao*.