Perhaps you should try some spelling variations:
thu sach » tu sach, thuat sach, thuoc sach
van hanh » van thanh, ban hanh, van anh
thi lan » thi hanh, thi nang, thi lien
cua tre » cua te, cua triet, dua tren
xuc van » duc van, luc van, xuc ban
nam xuc » cam xuc, nam xua, nam thuc
thi van » thi hanh, thi nang
lang xa » lang ha, dang xay, lang van
cuu tre » cau tren, cau treo
sach o » sach lo, sac o, sach y
o lang » hoa lang, hoi lang

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

• Performing a fuzzy search may retrieve terms with similar spellings: thu sach o lang xa hoi. ((thi van) or (thi lan)) nam xuc van hanh vi ((cua tre) OR (cuu tre))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu sach o lang xa hoi. ((thi van) OR (thi lan)) nam xuc van hanh vi ((cua tre) OR (cuu tre)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "thu sach o lang xa hoi. ((thi van) or (thi lan)) nam xuc van hanh vi ((cua tre) OR (cuu tre))".
• Adding a wildcard symbol may retrieve word variants: thu sach o lang xa hoi. ((thi van) or (thi lan)) nam xuc van hanh vi ((cua tre) OR (cuu tre))*.