This is the index of the marriage licence on FamilySearch (from England Marriages, 1538–1973)
Name: William Youngman
Birth Date: 1783
Spouse's Name: Mary Cozens
Spouse's Birth Date: 1783
Spouse's Age: 19
Event Date: 04 Mar 1802
Event Place: Norfolk, England
GS Film number: 1595731
Film no 1595731 is
Marriage licence bonds, Diocese of Norwich, Consistory Court, 1802-1804
It seems to have both bond and allegation
You can search the film herehttps://www.familysearch.org/search/film/004033409?cat=43705...
1302 images, but you probably could look at every other image or so, rather than all.
Does seem to include some from 1801, no obvious order