ohi ohm ohn oho ohp ohs oht ohu oic oid oii oik oim oin oio oip ois oit oiu okc okd oki okk oko okp oks oku om- omc omd omh omi omm omn omo omp oms omt omu on- onc ond onh oni onk onn ono onp ons ont onu oo- ooc ood ooh ooi ook oom oon ooo oop oos oot op- opc opd oph opi opk opm opn opo opp ops opt os- osc osd osh osi osk osm osn oso osp oss ost osu ot- otc otd oth oti otk otm otn oto otp ots ott otu ou- ouc oud ouh oui ouk oum oun ouo oup ous out p-p pcc pcd pch pci pck pcm pcn pco pcp pcs pct pcu pdc pdd pdh pdi pdk pdm pdn pdo pdp pds pdt pdu phc phd phi phk phm phn pho php phs pht phu pic pid pih pii pik pim pin pio pip pis pit piu pkc pkd pki pkm pkn pko pkp pks pkt pku pmc pmd pmh pmi pmk pmm pmn pmo pmp pms pmt pmu pn- pnc pnd pnh pni pnk pnm pnn pno pnp pns pnt pnu poc pod poh poi pok pom pon poo pop pos pot pou ppc ppd pph ppi ppk ppm ppn ppo ppp pps ppt ppu ps- psc psd psh psi psk psm psn pso psp pss pst psu pt- ptc ptd pth pti ptk ptm ptn pto ptp pts ptt ptu puc pud puh pui puk pum pun pup pus put puu scc scd sch sci sck scm scn sco scp scs sct scu sdc sdd sdh sdi sdk sdm sdn sdo sdp sds sdt sdu sh- shc shd shh shi shk shm shn sho shp shs sht shu sic sid sih sii sik sim sin sio sip sis sit siu sk- skc skd skh ski skk skm sko skp sks skt sku smc smd smh smi smk smm smn smo smp sms smt smu snc snd sni snk snm snn sno snp sns snt snu soc sod soh soi sok som son soo sop sos sot sou spc spd sph spi spk spm spn spo spp sps spt spu ss- ssc ssd ssh ssi ssk ssm ssn sso ssp sss sst ssu stc std sth sti stk stm stn sto stp sts stt stu suc sud suh sui suk sum sun suo sup sus sut suu tcc tcd tch tci tck tcm tcn tco tcp tcs tct tcu tdc tdd tdh tdi tdk tdm tdn tdo tdp tds tdt tdu th- thc thd thh thi thk thm thn tho thp ths tht thu tic tid tih tii tik tim tin tio tip tis tit tiu tkc tkk tkm tko tkp tks tkt tmc tmd tmh tmi tmk tmm tmn tmo tmp tms tmt tmu tnc tnd tnh tni tnk tnm tnn tno tnp tns tnt to- toc tod toh toi tok tom ton too top tos tot tou tpc tpd tph tpi tpk tpm tpn tpo tpp tps tpt tpu tsc tsd tsh tsi tsk tsm tsn tso tsp tss tst tsu ttc ttd tth tti ttk ttm ttn tto ttp tts ttt ttu tuc tud tuh tui tuk tum tun tuo tup tus tut tuu ucc ucd uch uci uck ucm ucn uco ucp ucs uct ucu udc udd udi udk udm udn udo udp uds udt udu uhc uhd uhh uhi uhm uho uhp uhs uht uhu uic uid uii uim uin uio uip uis uit uiu ukc uki ukk ukn ukp uku um- umc umd umh umi umm umn umo ump ums umt umu un- unc und unh uni unk unm unn uno unp uns unt unu uoc uod uok uom uon uoo uop uos uot up- upc upd uph upi upk upm upn upo upp ups upt upu usc usd ush usi usk usm usn uso usp uss ust usu utc utd uth uti utk utm utn uto utp uts utt utu uuc uum uun uus uut uuu