Perhaps you should try some spelling variations:
khien thich » bien thich, khien tinh, kien trich
khien hach » thien hach, hien hanh, khien hoc
tu sach » thu sach, su sach, te sach
sach ty » sach y, sach tu, sach thu
ty nang » ky nang, ty xang, ty hang
xuc may » xuc hay, truc may, phuc may
tinh va » tich va, trinh van, trinh vat
chi tre » choi tre, cho tre, chi tro
va chi » van chi, va che, va cai
x hoi » xa hoi, o hoi, x ho

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 x hoi. dieu ((khien hach) or (khien thich)) xuc may tinh va chi tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ty nang x hoi. dieu ((khien hach) OR (khien thich)) xuc may tinh va chi tre.
• Adding a wildcard symbol may retrieve word variants: tu sach ty nang x hoi. dieu ((khien hach) or (khien thich)) xuc may tinh va chi tre*.