Perhaps you should try some spelling variations:
thanh trung » thanh tung
theo chieu » theo tieu, ho chieu, theo chu
phap chong » phap phong, phap cong, pham hong
hoc thieu » toc thieu, hoc hien
cap thong » cap tong, chap thuong, phap thong
cong san » cong tac
san than » sang than, san thanh, ban than
than cau » toan cau, phan cau, than cap

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 (hoc thieu)) xanh - thanh trung ((cap thong) or (phap chong)) cong san than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((theo chieu) OR (hoc thieu)) xanh - thanh trung ((cap thong) OR (phap chong)) cong san than cau.
• Adding a wildcard symbol may retrieve word variants: ((theo chieu) or (hoc thieu)) xanh - thanh trung ((cap thong) or (phap chong)) cong san than cau*.