Perhaps you should try some spelling variations:
van thanh » ban thanh, van tuan
su triet » su viet, su tien, ve triet
thanh vi » hanh vi, thanh va, thanh ve
xuc van » duc van, luc van, vuc van
hieu va » lieu va, hieu qua
nang xa » lang xa, nang ma, mang xa
sach v » sach va, sach y, sach vay
va cam » va cham, va cac, va cao
sach 2 » sach y
vi su » va su, ve su, ki su

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu ((sach v) or (sach 2)) ((nang xa) OR (nang x)) hoi. hieu va cam xuc van thanh vi su triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu ((sach v) OR (sach 2)) ((nang xa) OR (nang x)) hoi. hieu va cam xuc van thanh vi su triet*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu ((sach v) or (sach 2)) ((nang xa) OR (nang x)) hoi. hieu va cam xuc van thanh vi su triet*".