There is this birth, that may be of interest:
September qtr 1839
Downham district Vol 13, Page 61
Creek, Elizabeth
This matches with the following 1841 census:
Reference HO107, Piece 73, Folio 5, Page 4
Upware, Wicken
Creek, Margaret F 20
Creek, Elizabeth F 5months both born in county
Also 1851:
Reference HO107, 1764, 52, 15
Main Street, Thetford
Edwards, Margaret Head Widow F 72 Landed Proprietor b Stretham, Cambs
Creek, Elizabeth Grand Daughter F 10 School b Waterbeach, Cambs