-ic c-- ccc ccd cch cci cco ccp ccs cdc cdd cdh cdi cdo cdp cds ch- chc chd chh chi cho chp chs ci- cic cid cih cii cio cip cis co- coc cod coh coi coo cop cos cpc cpd cph cpi cpo cpp cps csc csd csh csi cso csp css dcc dcd dci dco dcp dcs ddc ddd ddh ddi ddo ddp dds dh- dhc dhd dhh dhi dho dhp dhs di- dic did dih dii dio dip dis doc dod doh doi doo dop dos dpc dpd dph dpi dpo dpp dps dsc dsd dsh dsi dso dsp dss h-i hcc hcd hch hci hco hcp hcs hdc hdd hdh hdi hdo hdp hds hhc hhd hhh hhi hho hhp hhs hic hid hih hii hio hip his hoc hod hoh hoi hoo hop hos hpc hpd hph hpi hpo hpp hps hsc hsd hsh hsi hsp hss i-d icc icd ich ici ico icp ics idc idd idh idi ido idp ids ihc ihd ihh ihi iho ihp ihs iic iid iih iii iio iip iis io- ioc iod ioh ioi ioo iop ios ipc ipd ipi ipo ipp ips is- isc isd ish isi iso isp iss o-i oc- occ ocd och oci oco ocp ocs odc odd odh odi odo odp ods ohc ohd ohh ohi oho ohp ohs oic oid oii oio oip ois oo- ooc ood ooh ooi ooo oop oos op- opc opd oph opi opo opp ops os- osc osd osh osi oso osp oss p-p pcc pcd pch pci pco pcp pcs pdc pdd pdh pdi pdo pdp pds phc phd phi pho php phs pic pid pih pii pio pip pis poc pod poh poi poo pop pos ppc ppd pph ppi ppo ppp pps ps- psc psd psh psi pso psp pss scc scd sch sci sco scp scs sdc sdd sdh sdi sdo sdp sds sh- shc shd shh shi sho shp shs sic sid sih sii sio sip sis soc sod soh soi soo sop sos spc spd sph spi spo spp sps ss- ssc ssd ssh ssi sso ssp sss