Perhaps you should try some spelling variations:
bao thuc » cao thuoc, am thuc, va thuc
vien cua » viec cua, dien cua, tien cua
nang xa » lang xa, nang ma, mang xa
hieu va » lieu va, hieu qua
thuc va » thuc vat, thuc dan, thuc day
va nhan » van nhan, ca nhan, va phan
cuc ky » cac ky, cu ky
va bao » va bai
cua te » cua tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: thu ((cuc ky) or (cua ky)) ((nang xa) or (nang x)) hoi. hieu va bao thuc va nhan vien cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu ((cuc ky) OR (cua ky)) ((nang xa) OR (nang x)) hoi. hieu va bao thuc va nhan vien cua te.
• Adding a wildcard symbol may retrieve word variants: thu ((cuc ky) or (cua ky)) ((nang xa) or (nang x)) hoi. hieu va bao thuc va nhan vien cua te*.