-ic c-- ccc cch cci cco ccp ccr ccs ch- chc chh chi cho chp chr chs ci- cic cih cii cio cip cir cis co- coc coh coi coo cop cor cos cpc cph cpi cpo cpp cpr cps crc crh cri cro crp crr crs csc csh csi cso csp csr css h-i hcc hch hci hco hcp hcr hcs hhc hhh hhi hho hhp hhr hhs hic hih hii hio hip hir his hoc hoh hoi hoo hop hor hos hpc hph hpi hpo hpp hpr hps hr- hrc hrh hri hro hrp hrr hrs hsc hsh hsi hsp hsr hss icc ich ici ico icp icr ics ihc ihh ihi iho ihp ihr ihs iic iih iii iio iip iir iis io- ioc ioh ioi ioo iop ior ios ipc ipi ipo ipp ipr ips ir- irc iri iro irp irr irs is- isc ish isi iso isp isr iss o-i oc- occ och oci oco ocp ocr ocs ohc ohh ohi oho ohp ohr ohs oic oii oio oip oir ois oo- ooc ooh ooi ooo oop oor oos op- opc oph opi opo opp opr ops or- orc orh ori oro orp orr ors os- osc osh osi oso osp osr oss p-p pcc pch pci pco pcp pcr pcs phc phi pho php phr phs pic pih pii pio pip pir pis poc poh poi poo pop por pos ppc pph ppi ppo ppp ppr pps prc prh pri pro prp prr prs ps- psc psh psi pso psp psr pss rcc rch rci rco rcp rcr rcs rh- rhc rhh rhi rho rhp rhr rhs ric rih rii rio rip rir ris roc roh roi roo rop ror ros rpc rph rpi rpo rpp rpr rps rrc rrh rri rrp rrr rrs rsc rsh rsi rso rsp rsr rss scc sch sci sco scp scr scs sh- shc shh shi sho shp shr shs sic sih sii sio sip sir sis soc soh soi soo sop sor sos spc sph spi spo spp spr sps sr- src srh sri sro srp srr srs ss- ssc ssh ssi sso ssp ssr sss