-ic c-- ccc ccd ccf cch cci cck cco ccs cdc cdd cdf cdh cdi cdk cdo cds cfc cfd cff cfh cfi cfk cfo cfs ch- chc chd chf chh chi chk cho chs ci- cic cid cif cih cii cik cio cis ckc ckd ckh cki cko cks co- coc cod cof coh coi cok coo cos csc csd csf csh csi csk cso css dcc dcd dcf dci dck dco dcs ddc ddd ddf ddh ddi ddk ddo dds dfc dfd dff dfh dfi dfk dfo dfs dh- dhc dhd dhf dhh dhi dhk dho dhs di- dic did dif dih dii dik dio dis dkc dki dkk dko dks doc dod dof doh doi dok doo dos dsc dsd dsf dsh dsi dsk dso dss fcc fcd fcf fci fck fco fcs fdc fdd fdf fdh fdi fdk fdo fds ffc ffd fff ffh ffi ffk ffo ffs fhc fhf fhh fhi fho fhs fic fid fif fih fii fik fis fkc fkf fki fkk foc fof foh foi fok foo fos fsc fsd fsf fsh fsi fsk fso fss h-i hcc hcd hcf hch hci hck hco hcs hdc hdd hdf hdh hdi hdk hdo hds hfc hfd hff hfh hfi hfk hfo hfs hhc hhd hhf hhh hhi hhk hho hhs hic hid hif hih hii hik hio his hkd hkf hkh hki hkk hko hks hoc hod hof hoh hoi hok hoo hos hsc hsd hsf hsh hsi hsk hss i-d i-f icc icd icf ich ici ick ico ics idc idd idf idh idi idk ido ids ifc ifd iff ifi ifo ifs ihc ihd ihf ihh ihi ihk iho ihs iic iid iif iih iii iio iis ikc ikf iki ikk iko iks io- ioc iod iof ioh ioi ioo ios is- isc isd isf ish isi isk iso iss kcc kcd kch kci kck kcs kdc kdf kdh kdk kdo kds kfc kfd kff kfh kfi kfo kfs khf khh khi khk kho khs kic kid kif kih kii kik kio kis kkc kkh kki kkk kks koc kod kof koh koi kok koo kos ksc ksd ksf ksh ksi ksk kso kss o-i oc- occ ocd ocf och oci ock oco ocs odc odd odf odh odi odo ods of- ofc ofd off ofi ofo ofs ohc ohd ohf ohh ohi oho ohs oic oid oif oii oik oio ois okc okd oki okk oko oks oo- ooc ood oof ooh ooi ook ooo oos os- osc osd osf osh osi osk oso oss scc scd scf sch sci sck sco scs sdc sdd sdf sdh sdi sdk sdo sds sfc sfd sff sfh sfi sfk sfo sfs sh- shc shd shf shh shi shk sho shs sic sid sif sih sii sik sio sis sk- skc skd skf skh ski skk sko sks soc sod sof soh soi sok soo sos ss- ssc ssd ssf ssh ssi ssk sso sss