Perhaps you should try some spelling variations:
vu sach » vu bach, su sach, vu khach
sach ly » sach y, sach lo, sach ty
ly nang » ky nang, ly hang, ly vang
nang xa » nang x, lang xa, nang ma
hieu ve » hieu va, hieu van
truc va » thuc va, thuc vat, trung va
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: vu sach ly nang xa hoi. hieu ve cam ((xuc va) or (truc va)) hanh ((vi cua) OR (di cua)) tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: vu sach ly nang xa hoi. hieu ve cam ((xuc va) OR (truc va)) hanh ((vi cua) OR (di cua)) tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "vu sach ly nang xa hoi. hieu ve cam ((xuc va) or (truc va)) hanh ((vi cua) OR (di cua)) tre".
• Adding a wildcard symbol may retrieve word variants: vu sach ly nang xa hoi. hieu ve cam ((xuc va) or (truc va)) hanh ((vi cua) OR (di cua)) tre*.