Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
cua truong » xuan truong, cac truong, xa truong
mot chieu » doi chieu, ho chieu
hoc thieu » toc thieu, hoc hien
cua trung » xuan trung, cua nhung, ba trung
cong dan » cong san, cong tan, huong dan
dan han » dan chan, dan than, dan hanh
han tap » han tai, toan tap, nhan tai

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: ((mot chieu) or (hoc thieu)) xanh - hanh trinh ((cua trung) OR (cua truong)) cong dan han tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((mot chieu) OR (hoc thieu)) xanh - hanh trinh ((cua trung) OR (cua truong)) cong dan han tap.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((mot chieu) or (hoc thieu)) xanh - hanh trinh ((cua trung) OR (cua truong)) cong dan han tap".
• Adding a wildcard symbol may retrieve word variants: ((mot chieu) or (hoc thieu)) xanh - hanh trinh ((cua trung) OR (cua truong)) cong dan han tap*.