Perhaps you should try some spelling variations:
tu sach » thu sach, su sach, te sach
tinh vi » trinh vi, tinh voi, tinh va
va tinh » may tinh
sach ky » sac ky, sach y, sach ty
cuu tre » cua tre, cau tren, cau treo
lang xa » lang ha, dang xay, lang van
nang ma » tang ma, sang ma, nang cao
va dao » ca dao
cua te » cua tu
dao xu » dai xu, dao du, dao vu
xu va » xu van, tu va, su 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 ky ((nang ma) or (lang xa)) hoi. lieu va dao xu va tinh vi ((cua te) or (cuu tre))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ky ((nang ma) OR (lang xa)) hoi. lieu va dao xu va tinh vi ((cua te) OR (cuu tre)).
• Adding a wildcard symbol may retrieve word variants: tu sach ky ((nang ma) or (lang xa)) hoi. lieu va dao xu va tinh vi ((cua te) or (cuu tre))*.