Perhaps you should try some spelling variations:
thanh trong » thanh trung, tranh trong, nhanh trong
thieu xanh » chieu xanh, hieu manh, thien danh
hanh trong » hanh trang, anh trong, hinh trong
thien anh » thien danh, tien anh, thien thanh
phan cong » thanh cong
cac phan » cac nhan, cao phan, cap phan
cong dan » cong san, cong tan, huong dan
dan toan » van toan, dan than, manh toan
toan ban » van ban

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) or (thien anh)) - ((thanh trong) or (hanh trong)) cac phan cong dan toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thieu xanh) OR (thien anh)) - ((thanh trong) OR (hanh trong)) cac phan cong dan toan ban.
• Adding a wildcard symbol may retrieve word variants: hoc ((thieu xanh) or (thien anh)) - ((thanh trong) or (hanh trong)) cac phan cong dan toan ban*.