Perhaps you should try some spelling variations:
khoan phap » khoan phai, khoa phau, han phap
phap thong » phap phong, phap chong, phap tieng
pho thong » he thong
thi lanh » thi hanh, thi lan, thi anh
dao thuc » dan thuc, dao tuc, do thuc
thuc cac » thuc cach, tuc cac, phuc cac
sach tri » sach tai, sach tren, sach truc
tri thuc » tri tue
thuc dai » thuc dan, thuc day, thuc tai
dai khoa » da khoa, tai khoa, dac khoa
khoa pho » khoa phu, khoa khoa, khoa phau
su sach » so sach, vu sach

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( thi lanh dao thuc cac khoan phap thong ) or ( su sach tri thuc dai khoa pho thong ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( thi lanh dao thuc cac khoan phap thong ) OR ( su sach tri thuc dai khoa pho thong )).
• Adding a wildcard symbol may retrieve word variants: (( thi lanh dao thuc cac khoan phap thong ) or ( su sach tri thuc dai khoa pho thong ))*.