Perhaps you should try some spelling variations:
van thanh » ban thanh, van tuan
cua triet » cua viet, su triet, va triet
thanh vi » hanh vi, thanh va, thanh ve
tu sach » thu sach, su sach, te sach
sach ky » sac ky, sach y, sach ty
nang xa » nang x, lang xa, nang ma
va cham » va chat, va tham
soc van » hoc van, oc van, sac van

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. lieu va cham soc van thanh vi ((((cau thi) or (cau tao))) or (cua triet))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ky nang xa hoi. lieu va cham soc van thanh vi ((((cau thi) OR (cau tao))) OR (cua triet)).
• Adding a wildcard symbol may retrieve word variants: tu sach ky nang xa hoi. lieu va cham soc van thanh vi ((((cau thi) or (cau tao))) or (cua triet))*.