Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
chieu xanh » chieu sach, chieu sang, chieu tinh
canh manh » lanh manh, canh tranh, cach mang
cua nhung » va nhung
ho chieu » theo chieu, hoc thieu, doi chieu
manh cua » doanh cua, ban cua
van chat » cao chat
san chay » san pham, dan chan, san chi
van chi » van chien, luan chi, toan chi

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho chieu xanh - canh manh cua nhung cong ((((van chi) OR (van chat))) or (san chay)) tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu xanh - canh manh cua nhung cong ((((van chi) OR (van chat))) OR (san chay)) tu*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu xanh - canh manh cua nhung cong ((((van chi) OR (van chat))) or (san chay)) tu*".