Perhaps you should try some spelling variations:
vien cua » viec cua, dien cua, tien cua
thu sach » tu sach, thuat sach, thuoc sach
van nhan » van phan, van thanh, danh nhan
thu sac » thu san, thu xac, thu dac
hieu ve » hieu va, hieu van
nang xa » lang xa, nang ma, mang xa
suc van » su van, duc van, luc van
cao suc » cao su, cao duc
cua te » cua tu
ve cao » va cao, ve bao, ve cac

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) OR (thu sach)) ky ((nang xa) or (nang x)) hoi. hieu ve cao suc van nhan vien cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((thu sac) OR (thu sach)) ky ((nang xa) OR (nang x)) hoi. hieu ve cao suc van nhan vien cua te.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((thu sac) OR (thu sach)) ky ((nang xa) or (nang x)) hoi. hieu ve cao suc van nhan vien cua te".
• Adding a wildcard symbol may retrieve word variants: ((thu sac) OR (thu sach)) ky ((nang xa) or (nang x)) hoi. hieu ve cao suc van nhan vien cua te*.