Perhaps you should try some spelling variations:
cac doanh » cac dan, cac dang, van doanh
khoan le » khoan ke, hon le, khoan va
le thong » le thuong, he thong, le hong
su lanh » su anh, tu lanh, su thanh
dao tuc » dao duc
tuc cac » tu cac, tich cac
tu sach » thu sach, su sach, te sach
xa thuc » va thuc, xa phuc, ha thuc
a thuc » am thuc, va thuc, ha thuc

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( su lanh dao tuc cac khoan le thong ) or ( tu sach ((xa thuc) OR (a thuc)) cac doanh _ thong ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( su lanh dao tuc cac khoan le thong ) OR ( tu sach ((xa thuc) OR (a thuc)) cac doanh _ thong )).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( su lanh dao tuc cac khoan le thong ) or ( tu sach ((xa thuc) OR (a thuc)) cac doanh _ thong ))".
• Adding a wildcard symbol may retrieve word variants: (( su lanh dao tuc cac khoan le thong ) or ( tu sach ((xa thuc) OR (a thuc)) cac doanh _ thong ))*.