Perhaps you should try some spelling variations:
cham duc » pham duc, cham soc, pham duy
tua chua » sua chua, cua chua, ta chua
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
hieu va » lieu va, hieu qua
va cham » va chat, va tham
va tich » va tinh, va dich
va chua » vua chua, ca chua, va chu

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. hieu va cham duc va tich ((va chua) or (tua chua)) te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ty nang xa hoi. hieu va cham duc va tich ((va chua) OR (tua chua)) te.
• Adding a wildcard symbol may retrieve word variants: tu sach ty nang xa hoi. hieu va cham duc va tich ((va chua) or (tua chua)) te*.