Perhaps you should try some spelling variations:
anh truong » manh truong, anh thuong, anh trong
theo chieu » theo tieu, ho chieu, theo chu
nhung cong » dung cong, thong cong, hang cong
trinh toan » tinh toan, trinh han, trinh quan
thanh toan » thanh hoa, thanh san, tinh toan
truong va » truong dai, truong cao, truong dao
doc hieu » toc thieu, hoc thieu, hoc hien

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) or (doc hieu)) xanh - anh truong va nhung cong ((trinh toan) OR (thanh toan)) cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((theo chieu) OR (doc hieu)) xanh - anh truong va nhung cong ((trinh toan) OR (thanh toan)) cao.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((theo chieu) or (doc hieu)) xanh - anh truong va nhung cong ((trinh toan) OR (thanh toan)) cao".
• Adding a wildcard symbol may retrieve word variants: ((theo chieu) or (doc hieu)) xanh - anh truong va nhung cong ((trinh toan) OR (thanh toan)) cao*.