Perhaps you should try some spelling variations:
nhanh lang » nhanh quang, nhanh thang, nhan dang
hanh tung » thanh tung, manh tung, thanh trung
hanh dung » thanh dung, anh dung, hanh dong
tong cong » trong cong, cong cong, dung cong
theo chu » theo chieu, cho chu, chao chu
chu manh » ho manh, chu han, chu van
cua tong » cua cong, cua dong, cua nong
cong bai » cuong bai, cong hai, cung bai
bai toan » bai tap
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: theo chu manh - ((((hanh tung) or (hanh dung))) or (nhanh lang)) cua tong cong bai toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chu manh - ((((hanh tung) OR (hanh dung))) OR (nhanh lang)) cua tong cong bai toan ban.
• Adding a wildcard symbol may retrieve word variants: theo chu manh - ((((hanh tung) or (hanh dung))) or (nhanh lang)) cua tong cong bai toan ban*.