Perhaps you should try some spelling variations:
nganh cong » nhanh chong, thanh cong
sach ngang » sach nang, sach ngan, sach ngon
ngang cho » nang cho, ngang tho, sang cho
vu khach » vu khanh, vu khac, vay khach
nganh co » nganh hoa, nganh y, anh co
vu sach » vu bach, su sach
cho khi » co khi, cho ghi, cao khai

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 ngang cho khi đong luc ) or ( vu khach ((nganh co) OR (nganh cong)) khi đong luc ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( vu sach ngang cho khi đong luc ) OR ( vu khach ((nganh co) OR (nganh cong)) khi đong luc )).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( vu sach ngang cho khi đong luc ) or ( vu khach ((nganh co) OR (nganh cong)) khi đong luc ))".
• Adding a wildcard symbol may retrieve word variants: (( vu sach ngang cho khi đong luc ) or ( vu khach ((nganh co) OR (nganh cong)) khi đong luc ))*.