Perhaps you should try some spelling variations:
phap thong » phap phong, phap chong, pho thong
cach thuc » anh thuc, cac thu
thuc thuc » hoc thuc
hanh khoa » hang khoa, anh khoa, hanh hoa
khoa phap » khoa phau, khoan phai, khong phap
thu cach » thuc cach, thu canh, tu cach
thuc cac » thuc cach, tuc cac, phuc cac
khoan he » khoa he, khoan ke, khoan le
vu cach » va cach, ve cach, vu bach

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( thu cach thuc thuc hanh khoa phap thong ) or ( vu cach thuc thuc cac khoan he thong ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( thu cach thuc thuc hanh khoa phap thong ) OR ( vu cach thuc thuc cac khoan he thong )).
• Adding a wildcard symbol may retrieve word variants: (( thu cach thuc thuc hanh khoa phap thong ) or ( vu cach thuc thuc cac khoan he thong ))*.