-ic c-- ccc ccd cci cck cco ccp ccr ccs cct cdc cdd cdi cdk cdo cdp cdr cds cdt cdy ci- cic cid cii cik cio cip cir cis cit ckc ckd cki cko cks ckt cky co- coc cod coi cok coo cop cor cos cot coy cpc cpd cpi cpk cpo cpp cpr cps cpt crc crd cri crk cro crp crr crs crt cry csc csd csi csk cso csp csr css cst csy ctc ctd cti ctk cto ctp ctr cts ctt cty cyc cyd cyk cyo cyp cyr cys cyt dcc dcd dci dck dco dcp dcr dcs dct ddc ddd ddi ddk ddo ddp ddr dds ddt ddy di- dic did dii dik dio dip dir dis dit diy dkc dki dkk dko dkp dkr dks dkt doc dod doi dok doo dop dor dos dot doy dpc dpd dpi dpk dpo dpp dpr dps dpt drc drd dri drk dro drp drr drs drt dry dsc dsd dsi dsk dso dsp dsr dss dst dsy dtc dtd dti dtk dto dtp dtr dts dtt dty dy- dyc dyd dyk dyo dyp dyr dys dyy i-d icc icd ici ick ico icp icr ics ict icy idc idd idi idk ido idp idr ids idt idy iic iid iii iio iip iir iis iit ikc iki ikk iko ikr iks ikt io- ioc iod ioi ioo iop ior ios iot ipc ipd ipi ipo ipp ipr ips ipt ipy ir- irc ird iri irk iro irp irr irs irt iry is- isc isd isi isk iso isp isr iss ist isy itc itd iti itk ito itp its itt ity iyc iyo iyr iys iyt iyy k-t kcc kcd kci kck kcp kcr kcs kct kdc kdk kdo kdp kdr kds kdt kdy kic kid kii kik kio kip kir kis kit kkc kki kkk kkp kkr kks kkt kky koc kod koi kok koo kop kor kos kot koy kpc kpd kpi kpk kpo kpp kpr kps kpt krc krd kri krk kro krp krr krs krt kry ksc ksd ksi ksk kso ksp ksr kss kst ktc ktk kto ktp ktr kts ktt kyc kyd kyo kyp kyr kys kyt o-i oc- occ ocd oci ock oco ocp ocr ocs oct odc odd odi odo odp odr ods odt oic oid oii oik oio oip oir ois oit okc okd oki okk oko okp okr oks oo- ooc ood ooi ook ooo oop oor oos oot op- opc opd opi opk opo opp opr ops opt opy or- orc ord ori ork oro orp orr ors ort ory os- osc osd osi osk oso osp osr oss ost ot- otc otd oti otk oto otp otr ots ott oyd oyi oyo oys p-p pcc pcd pci pck pco pcp pcr pcs pct pdc pdd pdi pdk pdo pdp pdr pds pdt pic pid pii pik pio pip pir pis pit pkc pkd pki pko pkp pkr pks pkt pky poc pod poi pok poo pop por pos pot poy ppc ppd ppi ppk ppo ppp ppr pps ppt prc prd pri prk pro prp prr prs prt pry ps- psc psd psi psk pso psp psr pss pst psy pt- ptc ptd pti ptk pto ptp ptr pts ptt pty py- pyc pyd pyk pyo pyr pys pyt rcc rcd rci rco rcp rcr rcs rct rdc rdd rdi rdo rdp rdr rds rdt rdy ric rid rii rik rio rip rir ris rit riy rkc rkk rko rkp rks rkt rky roc rod roi rok roo rop ror ros rot roy rpc rpd rpi rpk rpo rpp rpr rps rpt rrc rrd rri rrk rrp rrr rrs rrt rsc rsd rsi rsk rso rsp rsr rss rst rtc rtd rti rtk rto rtp rtr rts rtt rty ry- ryc ryd ryk ryo ryr rys ryy scc scd sci sck sco scp scr scs sct sdc sdd sdi sdk sdo sdp sdr sds sdt sdy sic sid sii sik sio sip sir sis sit sk- skc skd ski skk sko skp skr sks skt sky soc sod soi sok soo sop sor sos sot soy spc spd spi spk spo spp spr sps spt spy sr- src srd sri srk sro srp srr srs srt sry ss- ssc ssd ssi ssk sso ssp ssr sss sst stc std sti stk sto stp str sts stt sty sy- syc syd syi syk syp syr sys syt tcc tcd tci tck tco tcp tcr tcs tct tdc tdd tdi tdk tdo tdp tdr tds tdt tdy tic tid tii tik tio tip tir tis tit tiy tkc tkk tko tkp tkr tks tkt tky to- toc tod toi tok too top tor tos tot toy tpc tpd tpi tpk tpo tpp tpr tps tpt trc trd tri trk tro trp trr trs trt try tsc tsd tsi tsk tso tsp tsr tss tst tsy ttc ttd tti ttk tto ttp ttr tts ttt tty tyc tyd tyo typ tyr tys tyt ycc ycd yci yco ycp ycs ycy ydo yds ydt ydy yid yii yio yip yir yis yit yki ykk yoc yod yoi yok yoo yop yor yos yot yoy ypd ypo yps yrc yro yrp yrs yrt ysc ysi ysk yso ysp ysr yss yst ysy ytc ytd ytk yto ytp ytr yts ytt yyc yys yyt yyy