Perhaps you should try some spelling variations:
thanh lap » thanh san, phan lap, thanh hai
thanh lai » thanh hai, thanh loi, thanh tai
cham cuu » cap cuu, chat cua
cham luc » cham soc, nhan luc, chat lua
tu sach » thu sach, su sach, te sach
sach ty » sach y, sach tu, sach thu
hieu va » lieu va, hieu qua
sang ma » tang ma, nang ma, sang tao
ty sang » ty xang, ty hang, duy sang
ma hoi » mai hoi, xa hoi, ma hoa

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 sang ma hoi. hieu va ((cham luc) OR (cham cuu)) ban ((thanh lai) or (thanh lap)) cua vat~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ty sang ma hoi. hieu va ((cham luc) OR (cham cuu)) ban ((thanh lai) OR (thanh lap)) cua vat.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach ty sang ma hoi. hieu va ((cham luc) OR (cham cuu)) ban ((thanh lai) or (thanh lap)) cua vat".
• Adding a wildcard symbol may retrieve word variants: tu sach ty sang ma hoi. hieu va ((cham luc) OR (cham cuu)) ban ((thanh lai) or (thanh lap)) cua vat*.