Perhaps you should try some spelling variations:
theo chieu » theo tieu, ho chieu, theo chu
chieu xanh » chieu sach, chieu sang, chieu tinh
dung cong » dung trong
cong manh » cong danh, duong manh, cong thanh
manh toan » thanh toan, anh tuan, tinh toan
trang va » tran van
toan cao » toan ban, toan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo chieu xanh - hanh ((trang va) OR (hang va)) dung cong manh toan cao~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo chieu xanh - hanh ((trang va) OR (hang va)) dung cong manh toan cao".
• Adding a wildcard symbol may retrieve word variants: theo chieu xanh - hanh ((trang va) OR (hang va)) dung cong manh toan cao*.