Perhaps you should try some spelling variations:
nhanh lang » nhanh quang, nhanh thang, nhanh dong
nhung cong » dung cong, thong cong, hang cong
nhan dang » nhan dan, phan dang, tran dang
van nhung » van nhuong, va nhung, van hung
cong manh » cong danh, duong manh, cong thanh
manh toan » thanh toan, anh tuan, tinh toan
ho chieu » theo chieu, hoc thieu, doi chieu
doc hieu » toc thieu, hoc thieu, hoc hien
toan cao » toan ban, toan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((ho chieu) or (doc hieu)) sach - ((nhanh lang) OR (nhan dang)) van nhung cong manh toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (doc hieu)) sach - ((nhanh lang) OR (nhan dang)) van nhung cong manh toan cao.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((ho chieu) or (doc hieu)) sach - ((nhanh lang) OR (nhan dang)) van nhung cong manh toan cao".
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) or (doc hieu)) sach - ((nhanh lang) OR (nhan dang)) van nhung cong manh toan cao*.