Perhaps you should try some spelling variations:
nhan luc » nang luc
lieu nha » lieu khoa, lieu phap, lieu tham
so sach » so sanh, bo sach, co sach
lai cua » dai cua, hai cua, lai chau
vai cua » dai cua, hai cua, bai cua
sach ty » sach y, sach tu, sach thu
nam luc » nang luc, nam thuc, nam duoc
xang xa » lang xa, mang xa, ang xa
va dan » ca dan, va dao, va dau

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

• Performing a fuzzy search may retrieve terms with similar spellings: so sach ty xang xa hoi. lieu nha ((nam luc) or (nhan luc)) va dan ((vai cua) OR (lai cua)) tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: so sach ty xang xa hoi. lieu nha ((nam luc) OR (nhan luc)) va dan ((vai cua) OR (lai cua)) tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "so sach ty xang xa hoi. lieu nha ((nam luc) or (nhan luc)) va dan ((vai cua) OR (lai cua)) tre".
• Adding a wildcard symbol may retrieve word variants: so sach ty xang xa hoi. lieu nha ((nam luc) or (nhan luc)) va dan ((vai cua) OR (lai cua)) tre*.