Perhaps you should try some spelling variations:
nhanh cong » nhanh chong, thanh cong, nganh cong
can nhanh » cach nhanh, nhan nhanh, chi nhanh
sach ngan » sach ngon, sach nha, sach han
hang khi » bang khi, hang khoa, dang khoi
cong khi » cong thai, khong khi, co khi
vu sach » vu bach, su sach, vu khach
tu can » tu ban, tu cac, thu canh

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( vu sach ngan hang khi đong luc ) or ( tu can nhanh cong khi đong luc ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( vu sach ngan hang khi đong luc ) OR ( tu can nhanh cong khi đong luc ))*.