Perhaps you should try some spelling variations:
thanh tri » thanh tra, thanh tai, chinh tri
xa thanh » va thanh, ha thanh, ta thanh
thu sach » thuat sach, thuoc sach, thu hoach
tu sach » te sach, tu cach, vu sach
hieu va » lieu va, hieu qua
lang xa » lang ha, dang xay, lang van
ky lang » ky nang, ky dang, ky tang
su sach » so sach, vu sach
cua tre » cua te, cuu tre, cua triet
va cam » va cham, va cac, va cao
cam tu » cam thu, nam tu, dam tu
tu xa » tu xay, tu va, te xa

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) or (su sach))) or (thu sach)) ky lang xa hoi. hieu va cam tu xa thanh tri cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((tu sach) OR (su sach))) OR (thu sach)) ky lang xa hoi. hieu va cam tu xa thanh tri cua tre.
• Adding a wildcard symbol may retrieve word variants: ((((tu sach) or (su sach))) or (thu sach)) ky lang xa hoi. hieu va cam tu xa thanh tri cua tre*.