Perhaps you should try some spelling variations:
thanh loi » thanh hoa, thanh hai, thanh lap
hoc sach » hoc sinh, hoc anh
va thanh » gia thanh, ban thanh, va tinh
loi cua » loai cua, hoi cua, doi cua
hoc cac » hoc cao
lang xa » lang ha, dang xay, lang van
xuc va » duc va, tuc va, luc va
va cam » va cham, va cao, va cai
2 lang » 22 lang, o lang, _ lang
cua tu » cua tuc, cua su, cua cu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((hoc sach) OR (hoc cac)) 2 lang xa hoi. hieu ((va cam) or (va cac)) xuc va thanh loi cua tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc sach) OR (hoc cac)) 2 lang xa hoi. hieu ((va cam) OR (va cac)) xuc va thanh loi cua tu.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((hoc sach) OR (hoc cac)) 2 lang xa hoi. hieu ((va cam) or (va cac)) xuc va thanh loi cua tu".
• Adding a wildcard symbol may retrieve word variants: ((hoc sach) OR (hoc cac)) 2 lang xa hoi. hieu ((va cam) or (va cac)) xuc va thanh loi cua tu*.