Perhaps you should try some spelling variations:
van doanh » van dong, van thanh, van anh
luan cua » quan cua, lua cua, luat cua
tu sach » thu sach, su sach, te sach
sach ky » sac ky, sach y, sach ty
nang xa » nang x, lang xa, nang ma
qua cam » qua cham, qua cac, qua ca
cua cu » cua chu, cua cau, cua su
toan » tran

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sach ky nang xa hoi. hieu qua cam xuc ((van doanh) OR (toan doanh)) luan cua cu~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach ky nang xa hoi. hieu qua cam xuc ((van doanh) OR (toan doanh)) luan cua cu".
• Adding a wildcard symbol may retrieve word variants: tu sach ky nang xa hoi. hieu qua cam xuc ((van doanh) OR (toan doanh)) luan cua cu*.