Perhaps you should try some spelling variations:
nganh cong » nhanh chong, thanh cong
cac nganh » hoc nganh
sach nang » cach mang, sach dung, sach danh
cong khi » cong thai, khong khi, co khi
nang cho » nang chon, ngang cho, nang cao
sao cac » sat cac, tao cac
su sach » so sach, vu 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: (( sao cac nganh cong khi đong luc ) or ( su sach nang cho khi đong luc ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( sao cac nganh cong khi đong luc ) OR ( su sach nang cho khi đong luc )).
• Adding a wildcard symbol may retrieve word variants: (( sao cac nganh cong khi đong luc ) or ( su sach nang cho khi đong luc ))*.