Perhaps you should try some spelling variations:
nhung xuong » nhung huong, nhung tuong, nhung phuong
tien manh » tien anh, tien thanh, tran manh
lanh manh » lanh tranh, lan anh, van manh
xuong dan » huong dan, xuong san, tuong dan
manh va » hanh va, anh va, minh va
dan tai » van tai, dan thi, han tai
tai cao » thai cao, tao cao, tai sao

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((tien manh) or (tieng anh)) - lanh manh va nhung xuong dan tai cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((tien manh) OR (tieng anh)) - lanh manh va nhung xuong dan tai cao.
• Adding a wildcard symbol may retrieve word variants: hoc ((tien manh) or (tieng anh)) - lanh manh va nhung xuong dan tai cao*.