Perhaps you should try some spelling variations:
thuat san » thuat toan, thuat song, thuat lanh
thanh loi » thanh hoa, thanh hai, thanh lap
cua triet » cua viet, su triet, va triet
vu sach » vu bach, su sach, vu khach
nang xa » nang x, lang xa, nang ma
hieu ve » hieu va, hieu van
cac duc » cac du, cao duc, cac dac
duc gia » quoc gia
cua tre » cua te, cuu tre, dua tren
ve cac » va cac, vien cac

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((vu sach) or (thuat san)) ky nang xa hoi. hieu ve cac duc gia thanh loi ((cua tre) or (cua triet))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((vu sach) OR (thuat san)) ky nang xa hoi. hieu ve cac duc gia thanh loi ((cua tre) OR (cua triet)).
• Adding a wildcard symbol may retrieve word variants: ((vu sach) or (thuat san)) ky nang xa hoi. hieu ve cac duc gia thanh loi ((cua tre) or (cua triet))*.