Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
canh trinh » canh tranh, hanh trinh, canh tinh
trinh quan » tinh quang, trinh luat, trinh han
hoc thieu » toc thieu, hoc hien
quan hang » quan hoang, quan lang, quan hanh
cong vang » cong lang, cong quang, cong ngang
cong van » cong san, song van, cong tan
toan ban » van ban

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu xanh - canh trinh quan hang ((cong van) OR (cong vang)) toan ban~".
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - canh trinh quan hang ((cong van) OR (cong vang)) toan ban*.