Perhaps you should try some spelling variations:
canh trang » canh tranh, hanh trang, banh trang
hoc trieu » hoc thieu, hoc tieu, hoc thiet
hoc dieu » hoc thieu, hoc hien
van dung » van dong, xay dung, tin dung
cong dan » cong san, cong tan, huong dan
dan phan » doan phan, dan chan, van phan
phan dau » phan tu, hang dau
va dung » va duong, vat dung, va ung

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((hoc trieu) or (hoc dieu)) tinh - canh trang ((va dung) OR (van dung)) cong dan phan dau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc trieu) OR (hoc dieu)) tinh - canh trang ((va dung) OR (van dung)) cong dan phan dau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((hoc trieu) or (hoc dieu)) tinh - canh trang ((va dung) OR (van dung)) cong dan phan dau".
• Adding a wildcard symbol may retrieve word variants: ((hoc trieu) or (hoc dieu)) tinh - canh trang ((va dung) OR (van dung)) cong dan phan dau*.