Perhaps you should try some spelling variations:
thong cong » trong cong, tong cong, thong thong
chieu xanh » chieu sach, chieu sang, chieu tinh
manh tung » manh hung, thanh tung
vap thong » va thong, van thong, phap thong
ho chieu » theo chieu, hoc thieu, doi chieu
tung vap » tung va, trung van, tuong vao
cong san » cong tac
toan cau » toan ban, toan tap, toan tai
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: ho chieu xanh - manh tung vap thong cong san ((toan cau) or (toan cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu xanh - manh tung vap thong cong san ((toan cau) OR (toan cao)).
• Adding a wildcard symbol may retrieve word variants: ho chieu xanh - manh tung vap thong cong san ((toan cau) or (toan cao))*.