Perhaps you should try some spelling variations:
cach thuc » anh thuc, cac thu
sach tham » sach nha
trong van » trong cac
qua pham » quan pham, quy pham, qua cham
pham duy » pham duc
vat hanh » vat thanh, van hanh, va hanh
van hoi » van hoa, van hoc, van hoe
vi cua » vai cua, di cua
cua te » cua tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: so ((cach thuc) or (sach tham)) trong van hoi. hieu qua pham duy vat hanh vi cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: so ((cach thuc) OR (sach tham)) trong van hoi. hieu qua pham duy vat hanh vi cua te.
• Adding a wildcard symbol may retrieve word variants: so ((cach thuc) or (sach tham)) trong van hoi. hieu qua pham duy vat hanh vi cua te*.