Perhaps you should try some spelling variations:
thanh va » thanh van, hanh va, thanh ha
thu sach » tu sach, thuat sach, thuoc sach
va thanh » gia thanh, ban thanh, va tinh
cuu tre » cua tre, cau tren, cau treo
va cham » va chat, va tham
ve cham » ve chat, vu cham, ve chim
lang xa » lang ha, dang xay, lang van
ky lang » ky nang, ky dang, ky tang
xuc va » duc va, tuc va, luc va
va cuu » va cau, va chu, va huu
tu sac » tu sach, tu cac, tu san

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((tu sac) or (thu sach)) ky lang xa hoi. hieu ((ve cham) OR (va cham)) xuc va thanh va cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu sac) OR (thu sach)) ky lang xa hoi. hieu ((ve cham) OR (va cham)) xuc va thanh va cuu tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((tu sac) or (thu sach)) ky lang xa hoi. hieu ((ve cham) OR (va cham)) xuc va thanh va cuu tre".
• Adding a wildcard symbol may retrieve word variants: ((tu sac) or (thu sach)) ky lang xa hoi. hieu ((ve cham) OR (va cham)) xuc va thanh va cuu tre*.