Perhaps you should try some spelling variations:
thieu xanh » hieu manh, thien anh, thien danh
chieu xanh » chieu sach, chieu sang, chieu tinh
canh trinh » canh tranh, hanh trinh, canh tinh
thong cong » trong cong, thong thong, phong chong
lang thanh » dang thanh, tang thanh, lang thang
trinh van » trinh han, trinh quan, trinh toan
tong cong » trong cong, cong cong, dung cong
thanh cao » thanh ca, thanh cac, thanh thao

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

• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thieu xanh) OR (chieu xanh)) - canh trinh van ((thong cong) OR (tong cong)) lang thanh cao~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((thieu xanh) or (chieu xanh)) - canh trinh van ((thong cong) OR (tong cong)) lang thanh cao~".
• Adding a wildcard symbol may retrieve word variants: hoc ((thieu xanh) or (chieu xanh)) - canh trinh van ((thong cong) OR (tong cong)) lang thanh cao*.