Perhaps you should try some spelling variations:
nhanh dung » nhanh dong, hanh dung, nhanh hung
thai nhung » thi nhung, tham nhung, thai vung
nhung cong » dung cong, thong cong, hang cong
dung thai » duong thai, dung tai, dung hai
cong manh » cong danh, duong manh, cong thanh
theo chu » theo chieu, cho chu, chao chu
chu sach » cau sach, thu sach, chieu sach
toan cao » toan 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 sach - nhanh dung thai nhung cong manh ((toan cao) OR (toan ban))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo chu sach - nhanh dung thai nhung cong manh ((toan cao) OR (toan ban))".
• Adding a wildcard symbol may retrieve word variants: theo chu sach - nhanh dung thai nhung cong manh ((toan cao) OR (toan ban))*.