ot- otc otd ote oti otm otn oto otp otr ots ott otu ou- ouc oud oue oui oum oun ouo oup our ous out p-p pcc pcd pce pci pcm pcn pco pcp pcr pcs pct pcu pdc pdd pde pdi pdm pdn pdo pdp pdr pds pdt pdu pec ped pee pei pem pen peo pep per pes pet peu pic pid pie pii pim pin pio pip pir pis pit piu pmc pmd pme pmi pmm pmn pmo pmp pmr pms pmt pmu pn- pnc pnd pne pni pnm pnn pno pnp pnr pns pnt pnu poc pod poe poi pom pon poo pop por pos pot pou ppc ppd ppe ppi ppm ppn ppo ppp ppr pps ppt ppu prc prd pre pri prm prn pro prp prr prs prt pru ps- psc psd pse psi psm psn pso psp psr pss pst psu pt- ptc ptd pte pti ptm ptn pto ptp ptr pts ptt ptu puc pud pue pui pum pun pup pur pus put puu rcc rcd rce rci rcm rcn rco rcp rcr rcs rct rcu rdc rdd rde rdi rdm rdn rdo rdp rdr rds rdt rdu re- rec red ree rei rem ren reo rep rer res ret reu ric rid rie rii rim rin rio rip rir ris rit rmc rmd rme rmi rmm rmn rmo rmp rmr rms rmt rnc rnd rni rnm rnn rno rnp rnr rns rnt rnu roc rod roe roi rom ron roo rop ror ros rot rou rpc rpd rpe rpi rpm rpn rpo rpp rpr rps rpt rpu rrc rrd rri rrm rrn rrp rrr rrs rrt rru rsc rsd rse rsi rsm rsn rso rsp rsr rss rst rsu rtc rtd rte rti rtm rtn rto rtp rtr rts rtt rtu ruc rud rue rui rum run ruo rup rur rus rut ruu scc scd sce sci scm scn sco scp scr scs sct scu sdc sdd sde sdi sdm sdn sdo sdp sdr sds sdt sdu se- sec sed see sei sem sen seo sep ser ses set seu sic sid sie sii sim sin sio sip sir sis sit siu smc smd sme smi smm smn smo smp smr sms smt smu snc snd sne sni snm snn sno snp snr sns snt snu soc sod soe soi som son soo sop sor sos sot sou spc spd spe spi spm spn spo spp spr sps spt spu sr- src srd sre sri srm srn sro srp srr srs srt ss- ssc ssd sse ssi ssm ssn sso ssp ssr sss sst ssu stc std ste sti stm stn sto stp str sts stt stu suc sud sue sui sum sun suo sup sur sus sut suu tcc tcd tce tci tcm tcn tco tcp tcr tcs tct tcu tdc tdd tde tdi tdm tdn tdo tdp tdr tds tdt tdu te- tec ted tee tei tem ten teo tep ter tes tet teu tic tid tie tii tim tin tio tip tir tis tit tiu tmc tmd tme tmi tmm tmn tmo tmp tmr tms tmt tmu tnc tnd tne tni tnm tnn tno tnp tnr tns tnt to- toc tod toe toi tom ton too top tor tos tot tou tpc tpd tpe tpi tpm tpn tpo tpp tpr tps tpt tpu trc trd tre tri trm trn tro trp trr trs trt tru tsc tsd tse tsi tsm tsn tso tsp tsr tss tst tsu ttc ttd tte tti ttm ttn tto ttp ttr tts ttt ttu tuc tud tue tui tum tun tuo tup tur tus tut tuu ucc ucd uce uci ucm ucn uco ucp ucr ucs uct ucu udc udd ude udi udm udn udo udp udr uds udt udu uec ued uee uei uem uen uep uer ues uet uic uid uie uii uim uin uio uip uir uis uit uiu um- umc umd ume umi umm umn umo ump umr ums umt umu un- unc und une uni unm unn uno unp unr uns unt unu uoc uod uoe uom uon uoo uop uor uos uot up- upc upd upe upi upm upn upo upp upr ups upt upu ur- urc urd ure uri urm urn uro urp urr urs urt uru usc usd use usi usm usn uso usp usr uss ust usu utc utd ute uti utm utn uto utp utr uts utt utu uuc uue uum uun uur uus uut uuu