Perhaps you should try some spelling variations:
hanh lai » hanh lam, hanh tai, thanh lap
su sach » so sach, vu sach
sach ty » sach y, sach tu, sach thu
cua tre » cua te, cua triet, dua tren
va hanh » van hanh, va thanh, va danh
cuu tre » cau tren, cau treo
lang xa » lang ha, dang xay, lang van
ty lang » tay lang, ty xang, ty hang
luc va » duc va, tuc va, loc va
ve cam » ve cham, ve cac, va cam
va cao » va cac, va co, va dao

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

• Performing a fuzzy search may retrieve terms with similar spellings: su sach ty lang xa hoi. hieu ((ve cam) or (va cao)) luc va hanh lai ((cua tre) or (cuu tre))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach ty lang xa hoi. hieu ((ve cam) OR (va cao)) luc va hanh lai ((cua tre) OR (cuu tre)).
• Adding a wildcard symbol may retrieve word variants: su sach ty lang xa hoi. hieu ((ve cam) or (va cao)) luc va hanh lai ((cua tre) or (cuu tre))*.