Perhaps you should try some spelling variations:
theo chieu » theo tieu, ho chieu, thi chieu
nhanh mang » nhanh lang, hanh mang, nhanh quang
bang cong » dang cong, bang song, hang cong
theo chu » cho chu, chao chu, theo yeu
mang cua » manh cua, dung cua, ban cua
cua bang » chua bang, cua ban, cua dang
dan than » dan chan, ban than, van than

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((theo chieu) or (theo chu)) sach - nhanh mang cua bang cong ((dan than) or (tinh toan)) cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((theo chieu) OR (theo chu)) sach - nhanh mang cua bang cong ((dan than) OR (tinh toan)) cao.
• Adding a wildcard symbol may retrieve word variants: ((theo chieu) or (theo chu)) sach - nhanh mang cua bang cong ((dan than) or (tinh toan)) cao*.