oii oik oin oio oir ois oit oiu okc oke okg oki okk oko okr oks oku on- onc one ong onh oni onk onn ono onr ons ont onu oo- ooc oog ooh ooi ook oon ooo oor oos oot or- orc ore org orh ori ork orn oro orr ors ort oru os- osc ose osg osh osi osk osn oso osr oss ost osu ot- otc ote otg oth oti otk otn oto otr ots ott otu ou- ouc oue ouh oui ouk oun ouo our ous out rcc rce rcg rch rci rcn rco rcr rcs rct rcu re- rec ree reg reh rei rek ren reo rer res ret reu rgc rge rgg rgh rgi rgk rgn rgo rgr rgs rgt rh- rhc rhe rhg rhh rhi rhn rho rhr rhs rht rhu ric rie rig rih rii rik rin rio rir ris rit rkc rke rkg rkk rko rks rkt rku rnc rng rnh rni rnn rno rnr rns rnt rnu roc roe rog roh roi rok ron roo ror ros rot rou rrc rrg rrh rri rrk rrn rrr rrs rrt rru rsc rse rsg rsh rsi rsk rsn rso rsr rss rst rsu rtc rte rtg rti rtk rtn rto rtr rts rtt rtu ruc rue rug ruh rui ruk run ruo rur rus rut ruu scc sce scg sch sci sck scn sco scr scs sct scu se- sec see seg seh sei sek sen seo ser ses set seu sgc sge sgg sgh sgi sgk sgn sgo sgr sgs sgt sgu sh- shc she shg shh shi shk shn sho shr shs sht shu sic sie sig sih sii sik sin sio sir sis sit siu sk- skc ske skg skh ski skk sko skr sks skt sku snc sne sng sni snk snn sno snr sns snt snu soc soe sog soh soi sok son soo sor sos sot sou sr- src sre srg srh sri srk srn sro srr srs srt ss- ssc sse ssg ssh ssi ssk ssn sso ssr sss sst ssu stc ste stg sth sti stk stn sto str sts stt stu suc sue sug suh sui suk sun suo sur sus sut suu tcc tce tcg tch tci tck tcn tco tcr tcs tct tcu te- tec tee teg teh tei tek ten teo ter tes tet teu tgc tge tgg tgh tgi tgk tgn tgo tgr tgs tgt tgu th- thc the thg thh thi thk thn tho thr ths tht thu tic tie tig tih tii tik tin tio tir tis tit tiu tkc tke tkg tkk tko tkr tks tkt tnc tne tng tnh tni tnk tnn tno tnr tns tnt to- toc toe tog toh toi tok ton too tor tos tot tou trc tre trg trh tri trk trn tro trr trs trt tru tsc tse tsg tsh tsi tsk tsn tso tsr tss tst tsu ttc tte ttg tth tti ttk ttn tto ttr tts ttt ttu tuc tue tug tuh tui tuk tun tuo tur tus tut tuu ucc uce ucg uch uci uck ucn uco ucr ucs uct ucu uec uee ueg ueh uei uen uer ues uet ugc uge ugg ugh ugi ugk ugn ugo ugr ugs ugt ugu uhc uhe uhh uhi uho uhr uhs uht uhu uic uie uig uii uin uio uir uis uit uiu ukc uke uki ukk ukn ukr uku un- unc une ung unh uni unk unn uno unr uns unt unu uoc uoe uog uok uon uoo uor uos uot ur- urc ure urg uri urk urn uro urr urs urt uru usc use usg ush usi usk usn uso usr uss ust usu utc ute uth uti utk utn uto utr uts utt utu uuc uue uug uun uur uus uut uuu