Perhaps you should try some spelling variations:
su sach » so sach, vu sach
va kinh » qua kinh
thi cua » thai cua, thi cuc, tri cua
va tinh » may tinh
va dinh » van dinh, vu dinh, va sinh
cam tuc » cam xuc, cam tu, nam thuc
hieu ve » hieu va, hieu van
lang xa » lang ha, dang xay, lang van
cua tre » cua te, cuu tre, cua triet
y lang » o lang, _ lang, tay lang
ve cam » ve cham, ve cac, va cam

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

• Performing a fuzzy search may retrieve terms with similar spellings: su sach y lang xa hoi. hieu ve cam tuc ((((va dinh) OR (va kinh))) or (va tinh)) thi cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach y lang xa hoi. hieu ve cam tuc ((((va dinh) OR (va kinh))) OR (va tinh)) thi cua tre*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su sach y lang xa hoi. hieu ve cam tuc ((((va dinh) OR (va kinh))) or (va tinh)) thi cua tre*".