Perhaps you should try some spelling variations:
cua thuoc » nha thuoc, cay thuoc, cua nuoc
tu sach » thu sach, su sach, te sach
sach ty » sach y, sach tu, sach thu
nang xa » nang x, lang xa, nang ma
lang ha » long ha
xuc van » duc van, luc van, vuc van
ban tai » van tai, han tai, ban thi
cua tuc » cua duc, cua tu, luat tuc
va cam » va cham, va cac, va cao

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 ha)) hoi. lieu va cam xuc van ban tai ((cua tuc) OR (cua thuoc))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ty ((nang xa) OR (lang ha)) hoi. lieu va cam xuc van ban tai ((cua tuc) OR (cua thuoc)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach ty ((nang xa) or (lang ha)) hoi. lieu va cam xuc van ban tai ((cua tuc) OR (cua thuoc))".
• Adding a wildcard symbol may retrieve word variants: tu sach ty ((nang xa) or (lang ha)) hoi. lieu va cam xuc van ban tai ((cua tuc) OR (cua thuoc))*.