Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
hoc thieu » toc thieu, hoc hien
quang van » quang ban, quan van, quang uan
quang va » quan va, quang ma, quang nam
cong dan » cong san, huong dan, cong dong
cong tan » cong tac, cong san, cong thanh
phan cac » nhan cach, phan dau, phan lap

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 - nhanh ((quang va) or (quang van)) phuong ((cong dan) OR (cong tan)) phan cac~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - nhanh ((quang va) OR (quang van)) phuong ((cong dan) OR (cong tan)) phan cac.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu xanh - nhanh ((quang va) or (quang van)) phuong ((cong dan) OR (cong tan)) phan cac".
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - nhanh ((quang va) or (quang van)) phuong ((cong dan) OR (cong tan)) phan cac*.