Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
hanh vai » hanh vi, hanh va, hanh tai
va cham » va chat, va tham
vai cua » dai cua, hai cua, lai cua
va hanh » van hanh, va thanh, va danh
thuc va » thuc vat, thuc dan, thuc day
tu sach » thu sach, su sach, te sach
sach ky » sac ky, sach y, sach ty
nang xa » nang x, lang xa, nang ma
ve cac » va cac, vien cac
ve cam » ve cham, va cam, ve cai

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sach ky nang xa hoi. hieu ((((ve cam) or (ve cac))) or (va cham)) thuc va hanh vai cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ky nang xa hoi. hieu ((((ve cam) OR (ve cac))) OR (va cham)) thuc va hanh vai cua triet.
• Adding a wildcard symbol may retrieve word variants: tu sach ky nang xa hoi. hieu ((((ve cam) or (ve cac))) or (va cham)) thuc va hanh vai cua triet*.