We'll search for every combination of “Wren” and your other names.
*WRE
W*RNN
W*RRN
W*EEN
WR*EEN
WR*NNN
WR*ENN
WW*REN
WR*REN
W*ENN
WW*ENN
WW*EEN
W*WRN
WW*WRN
W*NNN
WW*NNN