Perhaps you should try some spelling variations:
cong thuong » hang thuong
hanh trinh » canh tranh, hanh chinh
thieu xanh » chieu xanh, hieu manh, thien anh
trinh quan » tinh quang, trinh luat, trinh han
thuong han » thuong mai, thuong va, thuong gap
quan cong » qua cong, luan cong, quan dong
tien anh » tien manh, dien anh, tien thanh
han toan » van toan, dan toan, thanh toan
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: hoc ((thieu xanh) or (((tien anh) OR (tieng anh)))) - hanh trinh quan cong thuong han toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thieu xanh) OR (((tien anh) OR (tieng anh)))) - hanh trinh quan cong thuong han toan cao*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((thieu xanh) or (((tien anh) OR (tieng anh)))) - hanh trinh quan cong thuong han toan cao*".