Perhaps you should try some spelling variations:
doanh trong » doanh tong, doanh thuong, dinh trong
trong minh » truong minh, trong kinh, thong minh
mai doanh » mai oanh, lai doanh, trai doanh
giai toan » giai doan, giai toa, gioi toan
toc sach » hoc sach, doc sach, thuoc sach
sach ha » sach nha, sach han, sach xa
nha me » nha mo, nha xe
le mai » le mau, le tai
ha le » va le

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( te sach ((nha me) OR (cha me)) giai toan thong tin ) or ( toc sach ha le mai doanh trong minh ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( te sach ((nha me) OR (cha me)) giai toan thong tin ) OR ( toc sach ha le mai doanh trong minh )).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( te sach ((nha me) OR (cha me)) giai toan thong tin ) or ( toc sach ha le mai doanh trong minh ))".
• Adding a wildcard symbol may retrieve word variants: (( te sach ((nha me) OR (cha me)) giai toan thong tin ) or ( toc sach ha le mai doanh trong minh ))*.