Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
truong va » truong dai, truong cao, truong dao
su sach » so sach, vu sach
sach ky » sac ky, sach y, sach ty
nang xa » nang x, lang xa, nang ma
truc va » thuc va, thuc vat, trung va
qua ca » qua cac, qua cua, qua cai
vi cua » vai cua, di cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: su sach ky nang xa hoi. hieu qua ca ((truc va) or (truong va)) hanh vi cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach ky nang xa hoi. hieu qua ca ((truc va) OR (truong va)) hanh vi cua triet.
• Adding a wildcard symbol may retrieve word variants: su sach ky nang xa hoi. hieu qua ca ((truc va) or (truong va)) hanh vi cua triet*.