Perhaps you should try some spelling variations:
khoan phan » khoan phai, khoan thanh, hoa phan
phan thong » phan thuong, phan hong, phan tong
kham thong » khap thong, khau thong, pham thuong
cach nham » cach nhanh, sach nha, cac nha
nham thuc » nhan thuc, nam thuc, nham thu
sach tham » sach nha
khoa kham » kho khan, khoa than
thuc cac » thuc cach, phuc cac, thac cac
tham tuc » tham thuc, thai tuc, pham thuc
cac khoa » cac khoi, dac khoa, cao khoa
tu cach » tu cac
te sach » toc sach
tuc cac » tu cac, tich cac

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( tu cach nham thuc cac khoan phan thong ) or ( te sach tham tuc cac khoa kham thong ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( tu cach nham thuc cac khoan phan thong ) OR ( te sach tham tuc cac khoa kham thong )).
• Adding a wildcard symbol may retrieve word variants: (( tu cach nham thuc cac khoan phan thong ) or ( te sach tham tuc cac khoa kham thong ))*.