KO04*
We'll search for every combination of “Koa” and your other names.
KO*AAA
KO*OAA
KO*OOA
KO*A*
K*OAA
*KOA
KK04*
KK*AAA
KK*KOA
KK*OAA
KK*OOA
K*KOA
K*OOA
K*OA*