-ic c-- ccc cch cci cco ccp ccr ccs ch- chc chh chi cho chp chr chs chy ci- cic cih cii cio cip cir cis co- coc coh coi coo cop cor cos coy cpc cph cpi cpo cpp cpr cps crc crh cri cro crp crr crs cry csc csh csi cso csp csr css csy cyc cyo cyp cyr cys h-i hcc hch hci hco hcp hcr hcs hcy hhc hhh hhi hho hhp hhr hhs hhy hic hih hii hio hip hir his hoc hoh hoi hoo hop hor hos hoy hpc hph hpi hpo hpp hpr hps hpy hr- hrc hrh hri hro hrp hrr hrs hsc hsh hsi hsp hsr hss hsy hy- hyc hyh hyi hyo hyp hyr hys hyy icc ich ici ico icp icr ics icy ihc ihh ihi iho ihp ihr ihs ihy iic iih iii iio iip iir iis io- ioc ioh ioi ioo iop ior ios ipc ipi ipo ipp ipr ips ipy ir- irc iri iro irp irr irs iry is- isc ish isi iso isp isr iss isy iyc iyo iyr iys iyy 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 opy or- orc orh ori oro orp orr ors ory os- osc osh osi oso osp osr oss oyi oyo oys p-p pcc pch pci pco pcp pcr pcs phc phi pho php phr phs phy pic pih pii pio pip pir pis poc poh poi poo pop por pos poy ppc pph ppi ppo ppp ppr pps prc prh pri pro prp prr prs pry ps- psc psh psi pso psp psr pss psy py- pyc pyo pyr pys rcc rch rci rco rcp rcr rcs rh- rhc rhh rhi rho rhp rhr rhs ric rih rii rio rip rir ris riy roc roh roi roo rop ror ros roy rpc rph rpi rpo rpp rpr rps rrc rrh rri rrp rrr rrs rsc rsh rsi rso rsp rsr rss ry- ryc ryo ryr rys ryy scc sch sci sco scp scr scs sh- shc shh shi sho shp shr shs shy sic sih sii sio sip sir sis soc soh soi soo sop sor sos soy spc sph spi spo spp spr sps spy sr- src srh sri sro srp srr srs sry ss- ssc ssh ssi sso ssp ssr sss sy- syc syh syi syp syr sys ycc ych yci yco ycp ycs ycy yhc yhi yhs yih yii yio yip yir yis yoc yoi yoo yop yor yos yoy ypo yps yrc yro yrp yrs ysc ysi yso ysp ysr yss ysy yyc yys yyy