a-a a-c aaa aac aad aak aao aas aaw ac- aca acc acd ack aco acs acw ad- ada adc add adk ado ads adw aka akc akd akk ako aks akw aoa aoc aod aok aoo aos aow as- asa asc asd ask aso ass asw aw- awa awc awd awk awo aws aww c-- caa cac cad cak cao cas caw cca ccc ccd cck cco ccs ccw cda cdc cdd cdk cdo cds cdw cka ckc ckd cko cks ckw co- coa coc cod cok coo cos cow csa csc csd csk cso css csw cw- cwa cwc cwd cwk cwo cws daa dac dad dak dao das daw dca dcc dcd dck dco dcs dcw dda ddc ddd ddk ddo dds ddw dka dkc dkk dko dks dkw doa doc dod dok doo dos dow dsa dsc dsd dsk dso dss dsw dwa dwc dwo dws dww ka- kaa kac kad kak kao kas kaw kca kcc kcd kck kcs kda kdc kdk kdo kds kkc kkk kks koa koc kod kok koo kos kow ksa ksc ksd ksk kso kss ksw kw- kwa kwc kwd kwk kwo kws kww oaa oac oad oak oao oas oaw oc- oca occ ocd ock oco ocs ocw oda odc odd odo ods oka okc okd okk oko oks okw oo- ooa ooc ood ook ooo oos oow os- osa osc osd osk oso oss osw owa owc owd owk owo ows oww saa sac sad sak sao sas saw sca scc scd sck sco scs scw sda sdc sdd sdk sdo sds sdw sk- ska skc skd skk sko sks skw soa soc sod sok soo sos sow ss- ssa ssc ssd ssk sso sss ssw swa swc swd swk swo sws waa wac wad wak wao was waw wca wcc wcd wck wco wcs wcw wda wdc wds wka wkc wkd wko wks wkw woa woc wod wok woo wos wow wsa wsc wsd wsk wso wss wsw wwa wwc wwd wwo www