Perhaps you should try some spelling variations:
thieu nien » thien nhien
nien chat » nhan chat, nien cua
chat xuc » chat huu, cam xuc, chao xu
hang tai » hang va, dung tai
su triet » su viet, su tien, ve triet
tu sach » thu sach, su sach, te sach
sach ty » sach y, sach tu, sach thu
ty nang » ky nang, ty xang, ty hang
nang xa » nang x, lang xa, nang ma
va hang » van hang, va nang, va lang
xuc va » duc va, tuc va, luc va

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 ty nang xa hoi. thieu nien chat xuc va hang tai ((su triet) or (va thiet))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ty nang xa hoi. thieu nien chat xuc va hang tai ((su triet) OR (va thiet)).
• Adding a wildcard symbol may retrieve word variants: tu sach ty nang xa hoi. thieu nien chat xuc va hang tai ((su triet) or (va thiet))*.