Perhaps you should try some spelling variations:
nhung phong » nhung phuong, nhung chong, nung phong
nhanh cong » nhanh chong, thanh cong, nganh cong
tieu sach » chieu sach, dien sach, te sach
cua nhung » va nhung
phong van » phung van, thong van, phong va
cong cua » cong cu, dong cua, huong cua
ban can » ban dan, ban hang, ban hanh

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo tieu sach - nhanh cong cua nhung phong van ban can~.
• Adding a wildcard symbol may retrieve word variants: theo tieu sach - nhanh cong cua nhung phong van ban can*.