Perhaps you should try some spelling variations:
nhan tien » nhan vien, nhan dien, phan tien
tien cua » trien cua, tiep cua, dien cua
thu sac » thu sach, thu san, thu xac
cao duc » dao duc, giao duc, tao duoc
ky lang » ky nang, ky tang, tay lang
ky dang » ky nang, ky danh
hieu ve » hieu va, hieu van
cao suc » cao su
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 sac ((ky lang) or (ky dang)) xa hoi. hieu ve ((cao suc) or (cao duc)) ca nhan tien cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu sac ((ky lang) OR (ky dang)) xa hoi. hieu ve ((cao suc) OR (cao duc)) ca nhan tien cua te.
• Adding a wildcard symbol may retrieve word variants: thu sac ((ky lang) or (ky dang)) xa hoi. hieu ve ((cao suc) or (cao duc)) ca nhan tien cua te*.