Perhaps you should try some spelling variations:
doanh vien » doanh tien, doanh chien, thanh vien
vien cac » vien bach, vien dai, vien da
thu sac » thu sach, thu san, thu xac
nang xa » nang x, lang xa, nang ma
qua cai » qua hai, qua cac, qua ca
thuc va » thuc dan, thuc day
sac ky » cac ky, sai ky

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

• Performing a fuzzy search may retrieve terms with similar spellings: thu sac ky nang xa hoi. hieu qua cai ((thuc vat) or (thuc va)) doanh vien cac tro~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu sac ky nang xa hoi. hieu qua cai ((thuc vat) OR (thuc va)) doanh vien cac tro.
• Adding a wildcard symbol may retrieve word variants: thu sac ky nang xa hoi. hieu qua cai ((thuc vat) or (thuc va)) doanh vien cac tro*.