We'll search for every combination of “Rohan” and your other names.
*ROH
RO*AAN
RO*ANN
RO*NNN
R*HHN
RO*HHN
R*OHN
RO*OHN
RR*AAN
RR*HAN
RH*AAN
RH*HAN
R*HNN
RO*HNN
RR*NNN
RR*ANN
RH*ANN
R*NNN
RH*NNN
RR*OHN