1851 census Conchan
44 Sand Street
Patrick Lawson head mar 55 labourer born IOM Douglas
Ellen Lawson wife mar 54 born IOM Douglas
Thomas Corlett brother-in-law 60 lab born IOM
German
Didn't find them listed in the Ancestry.uk version of 1861 census

Didn't find any Elizabeths in the 1861 IOM census age 2 with a name similar to "Muffat"