Perhaps you should try some spelling variations:
thanh lap » thanh san, phan lap, thanh hai
dung anh » dung danh, duong anh, dong anh
cham duc » pham duc, pham duy, phan duc
va thanh » gia thanh, ban thanh, va tinh
te sach » toc sach
mau hoi » cau hoi, mai hoi, mau ho
cua tu » cua tuc, cua su, cua cu

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sach dung anh mau hoi. hieu qua ((cham duc) or (cham soc)) va thanh lap ((cua te) OR (cua tu))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach dung anh mau hoi. hieu qua ((cham duc) OR (cham soc)) va thanh lap ((cua te) OR (cua tu)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach dung anh mau hoi. hieu qua ((cham duc) or (cham soc)) va thanh lap ((cua te) OR (cua tu))".
• Adding a wildcard symbol may retrieve word variants: te sach dung anh mau hoi. hieu qua ((cham duc) or (cham soc)) va thanh lap ((cua te) OR (cua tu))*.