Perhaps you should try some spelling variations:
hoc sach » hoc sinh, hoc cac, hoc anh
te sach » toc sach
va danh » va dinh, va dan, va hanh
hieu ve » hieu va, hieu van
lang xa » lang ha, dang xay, lang van
ky lang » ky nang, ky dang, ky tang
ve cam » ve cham, ve cac, va cam
xuc va » duc va, tuc va, luc va
vi cua » vai cua
di cua » dai cua, doi cua, de cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((te sach) or (hoc sach)) ky lang xa hoi. hieu ve cam xuc va danh ((vi cua) or (di cua)) tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((te sach) OR (hoc sach)) ky lang xa hoi. hieu ve cam xuc va danh ((vi cua) OR (di cua)) tre.
• Adding a wildcard symbol may retrieve word variants: ((te sach) or (hoc sach)) ky lang xa hoi. hieu ve cam xuc va danh ((vi cua) or (di cua)) tre*.