-ic c-- ccc ccd ccf cch cci cco ccs cdc cdd cdf cdh cdi cdo cds cfc cfd cff cfh cfi cfo cfs ch- chc chd chf chh chi cho chs ci- cic cid cif cih cii cio cis co- coc cod cof coh coi coo cos csc csd csf csh csi cso css dcc dcd dcf dci dco dcs ddc ddd ddf ddh ddi ddo dds dfc dfd dff dfh dfi dfo dfs dh- dhc dhd dhf dhh dhi dho dhs di- dic did dif dih dii dio dis doc dod dof doh doi doo dos dsc dsd dsf dsh dsi dso dss fcc fcd fcf fci fco fcs fdc fdd fdf fdh fdi fdo fds ffc ffd fff ffh ffi ffo ffs fhc fhf fhh fhi fho fhs fic fid fif fih fii fis foc fof foh foi foo fos fsc fsd fsf fsh fsi fso fss h-i hcc hcd hcf hch hci hco hcs hdc hdd hdf hdh hdi hdo hds hfc hfd hff hfh hfi hfo hfs hhc hhd hhf hhh hhi hho hhs hic hid hif hih hii hio his hoc hod hof hoh hoi hoo hos hsc hsd hsf hsh hsi hss i-d i-f icc icd icf ich ici ico ics idc idd idf idh idi ido ids ifc ifd iff ifi ifo ifs ihc ihd ihf ihh ihi iho ihs iic iid iif iih iii iio iis io- ioc iod iof ioh ioi ioo ios is- isc isd isf ish isi iso iss o-i oc- occ ocd ocf och oci 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 oio ois oo- ooc ood oof ooh ooi ooo oos os- osc osd osf osh osi oso oss scc scd scf sch sci sco scs sdc sdd sdf sdh sdi sdo sds sfc sfd sff sfh sfi sfo sfs sh- shc shd shf shh shi sho shs sic sid sif sih sii sio sis soc sod sof soh soi soo sos ss- ssc ssd ssf ssh ssi sso sss