Perhaps you should try some spelling variations:
thuat sach » thuat lanh, thuat san
va thanh » gia thanh, ban thanh, va tinh
nang xa » nang x, lang xa, nang ma
dao xuc » dao duc, dao tuc, dao xu
loi cua » loai cua, hoi cua, lai cua
doi cua » dai cua, hoi cua
va dao » ca dao
xuc va » duc va, tuc va, luc va

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

• Performing a fuzzy search may retrieve terms with similar spellings: thuat sach y ((nang xa) or (van xay)) hoi. lieu va dao xuc va thanh ((loi cua) OR (doi cua)) tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thuat sach y ((nang xa) OR (van xay)) hoi. lieu va dao xuc va thanh ((loi cua) OR (doi cua)) tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "thuat sach y ((nang xa) or (van xay)) hoi. lieu va dao xuc va thanh ((loi cua) OR (doi cua)) tre".
• Adding a wildcard symbol may retrieve word variants: thuat sach y ((nang xa) or (van xay)) hoi. lieu va dao xuc va thanh ((loi cua) OR (doi cua)) tre*.