Perhaps you should try some spelling variations:
canh trinh » canh tranh, hanh trinh, canh tinh
theo chieu » ho chieu, theo chu, thi chieu
nhung cong » dung cong, thong cong, hang cong
doi chieu » doc hieu, doi chi, ho chieu
trinh vat » trinh van, trinh luat, sinh vat
vat nhung » va nhung, vap nhung, vai nhung
cong dan » cong san, cong tan, huong dan
dan phan » doan phan, dan chan, van phan

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((doi chieu) or (((theo chieu) OR (theo tieu)))) xanh - canh trinh vat nhung cong dan phan tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((doi chieu) OR (((theo chieu) OR (theo tieu)))) xanh - canh trinh vat nhung cong dan phan tu.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((doi chieu) or (((theo chieu) OR (theo tieu)))) xanh - canh trinh vat nhung cong dan phan tu".
• Adding a wildcard symbol may retrieve word variants: ((doi chieu) or (((theo chieu) OR (theo tieu)))) xanh - canh trinh vat nhung cong dan phan tu*.