omp oms omt omu on- onb onc ond one onj onn ono onp ons ont onu oo- oob ooc ood oom oon ooo oop oos oot op- opb opc opd ope opj opm opn opo opp ops opt os- osb osc osd ose osj osm osn oso osp oss ost osu ot- otb otc otd ote otm otn oto otp ots ott otu ou- ouc oud oue oum oun ouo oup ous out p-p pbb pbc pbd pbe pbj pbm pbn pbo pbp pbs pbt pbu pcb pcc pcd pce pcj pcm pcn pco pcp pcs pct pcu pdb pdc pdd pde pdm pdn pdo pdp pds pdt pdu peb pec ped pee pem pen peo pep pes pet peu pjc pjd pjm pjo pjp pjs pmb pmc pmd pme pmm pmn pmo pmp pms pmt pmu pn- pnb pnc pnd pne pnm pnn pno pnp pns pnt pnu pob poc pod poe pom pon poo pop pos pot pou ppb ppc ppd ppe ppj ppm ppn ppo ppp pps ppt ppu ps- psb psc psd pse psj psm psn pso psp pss pst psu pt- ptb ptc ptd pte ptj ptm ptn pto ptp pts ptt ptu pub puc pud pue puj pum pun pup pus put puu sbb sbc sbd sbe sbj sbm sbn sbo sbp sbs sbt sbu scb scc scd sce scj scm scn sco scp scs sct scu sdb sdc sdd sde sdj sdm sdn sdo sdp sds sdt sdu se- seb sec sed see sej sem sen seo sep ses set seu sjb sjc sjd sje sjj sjm sjp sjs sjt sju smb smc smd sme smm smn smo smp sms smt smu snb snc snd sne snj snm snn sno snp sns snt snu sob soc sod soe soj som son soo sop sos sot sou spb spc spd spe spm spn spo spp sps spt spu ss- ssb ssc ssd sse ssj ssm ssn sso ssp sss sst ssu stb stc std ste stj stm stn sto stp sts stt stu sub suc sud sue sum sun suo sup sus sut suu tbb tbc tbd tbe tbj tbm tbn tbo tbp tbs tbt tbu tcb tcc tcd tce tcj tcm tcn tco tcp tcs tct tcu tdb tdc tdd tde tdm tdn tdo tdp tds tdt tdu te- teb tec ted tee tej tem ten teo tep tes tet teu tjc tjd tje tjm tjo tjp tjs tju tmb tmc tmd tme tmj tmm tmn tmo tmp tms tmt tmu tnb tnc tnd tne tnm tnn tno tnp tns tnt to- tob toc tod toe toj tom ton too top tos tot tou tpb tpc tpd tpe tpj tpm tpn tpo tpp tps tpt tpu tsb tsc tsd tse tsj tsm tsn tso tsp tss tst tsu ttb ttc ttd tte ttm ttn tto ttp tts ttt ttu tub tuc tud tue tuj tum tun tuo tup tus tut tuu ubb ubc ube ubn ubo ubp ubs ubt ubu ucb ucc ucd uce ucj ucm ucn uco ucp ucs uct ucu udb udc udd ude udj udm udn udo udp uds udt udu ueb uec ued uee uem uen uep ues uet ujc ujo ujs um- umb umc umd ume umm umn umo ump ums umt umu un- unb unc und une unm unn uno unp uns unt unu uob uoc uod uoe uoj uom uon uoo uop uos uot up- upb upc upd upe upj upm upn upo upp ups upt upu usb usc usd use usj usm usn uso usp uss ust usu utb utc utd ute utj utm utn uto utp uts utt utu uuc uue uum uun uus uut uuu