Perhaps you should try some spelling variations:
thanh lai » thanh hai, thanh lap, thanh loi
nam thuc » nam thuoc, am thuc, nam thu
xa thanh » va thanh, ha thanh, ta thanh
tu sach » thu sach, su sach, te sach
lai cua » dai cua, hai cua, lai chau
hieu va » lieu va
sach ky » sac ky, sach y, sach ty
thuc xa » thuc xay, tuc xa, thuc va
cua te » cua tu
ma hoi » mai hoi, ma hoa, me hoi

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 ky nang ((ma hoi) or (xa hoi)). ((hieu va) OR (hieu qua)) nam thuc xa thanh lai cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ky nang ((ma hoi) OR (xa hoi)). ((hieu va) OR (hieu qua)) nam thuc xa thanh lai cua te.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach ky nang ((ma hoi) or (xa hoi)). ((hieu va) OR (hieu qua)) nam thuc xa thanh lai cua te".
• Adding a wildcard symbol may retrieve word variants: tu sach ky nang ((ma hoi) or (xa hoi)). ((hieu va) OR (hieu qua)) nam thuc xa thanh lai cua te*.