Perhaps you should try some spelling variations:
van hanh » van thanh, ban hanh, van anh
tu sach » thu sach, su sach, te sach
lam xuc » cam xuc, lam duoc
hai cua » thai cua, dai cua, hoi cua
vai cua » dai cua, lai cua, bai cua
xuc van » duc van, luc van, xuc ban
sach ty » sach y, sach tu, sach thu
lang xa » lang ha, dang xay, lang van
nang xa » nang x, nang ma, mang xa
va lam » van lam, va lap

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 ty ((nang xa) or (lang xa)) hoi. lieu va lam xuc van hanh ((vai cua) or (hai cua)) tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ty ((nang xa) OR (lang xa)) hoi. lieu va lam xuc van hanh ((vai cua) OR (hai cua)) tre.
• Adding a wildcard symbol may retrieve word variants: tu sach ty ((nang xa) or (lang xa)) hoi. lieu va lam xuc van hanh ((vai cua) or (hai cua)) tre*.