Perhaps you should try some spelling variations:
thuoc sach » nuoc sach, thuat sach, thuoc sinh
van thanh » ban thanh, van tuan
thanh vi » hanh vi, thanh va, thanh ve
cau treo » cau theo, cau tren, cau triet
hoc sach » hoc sinh, hoc cac, hoc anh
ky lang » ky nang, ky dang, ky tang
lang xa » lang ha, dang xay, lang van
hieu ve » hieu va, hieu van
xuc van » duc van, luc van, xuc ban
cua tre » cua te, cuu tre, cua triet
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: ((thuoc sach) OR (hoc sach)) ky lang xa hoi. hieu ve cam xuc van thanh vi ((cua tre) or (cau treo))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((thuoc sach) OR (hoc sach)) ky lang xa hoi. hieu ve cam xuc van thanh vi ((cua tre) OR (cau treo)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((thuoc sach) OR (hoc sach)) ky lang xa hoi. hieu ve cam xuc van thanh vi ((cua tre) or (cau treo))".
• Adding a wildcard symbol may retrieve word variants: ((thuoc sach) OR (hoc sach)) ky lang xa hoi. hieu ve cam xuc van thanh vi ((cua tre) or (cau treo))*.