Perhaps you should try some spelling variations:
xuan truong » xa truong, duong truong
thieu sang » chieu sang, thieu khang, thieu quang
hanh trinh » canh tranh, hanh chinh
cua truong » cua trung, cac truong, xa truong
hoc thieu » toc thieu, hoc hien
cong ban » cong bang, cong san, cong tan
ban hang » ngan hang
hang cau » hang dau, hang ca, nhung cau

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 sang - hanh trinh ((cua truong) or (xuan truong)) cong ban hang cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu sang - hanh trinh ((cua truong) OR (xuan truong)) cong ban hang cau.
• Adding a wildcard symbol may retrieve word variants: hoc thieu sang - hanh trinh ((cua truong) or (xuan truong)) cong ban hang cau*.