Perhaps you should try some spelling variations:
nang mai » nang ma, nang tai, lang mai
tu sach » thu sach, su sach, te sach
sach lo » sach dao, sach doi, sach hoi
lo nang » ho nang, ly nang, loai nang
mai hoi » mai khoi, dai hoi, lai hoi
hieu va » lieu va, hieu qua
xuc ban » cuc ban, quoc ban, xuat ban
duc ban » duc tan, duc van, dua ban
cua tuc » cua duc, cua tu, cua thuoc
va cao » va cac, va co, va dao
vi cua » vai cua, di cua

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 lo nang mai hoi. hieu va cao ((xuc ban) OR (duc ban)) hanh vi cua tuc~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach lo nang mai hoi. hieu va cao ((xuc ban) OR (duc ban)) hanh vi cua tuc".
• Adding a wildcard symbol may retrieve word variants: tu sach lo nang mai hoi. hieu va cao ((xuc ban) OR (duc ban)) hanh vi cua tuc*.