Perhaps you should try some spelling variations:
truong va » truong dai, truong cao, truong dao
vu sach » vu bach, su sach, vu khach
hieu va » lieu va, hieu qua
nang xa » nang x, lang xa, nang ma
thuc va » thuc vat, thuc dan, thuc day
va cam » va cham, va cac, va cao
sach v » sach va, sach y, sach 2
v nang » va nang, vu nang, van nang
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: vu sach v nang xa hoi. hieu va cam ((thuc va) or (truong va)) hanh ((vi cua) OR (di cua)) triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: vu sach v nang xa hoi. hieu va cam ((thuc va) OR (truong va)) hanh ((vi cua) OR (di cua)) triet*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "vu sach v nang xa hoi. hieu va cam ((thuc va) or (truong va)) hanh ((vi cua) OR (di cua)) triet*".