iu- iua iuc iue iug iui iur ius iut la- laa lac lae laf lag lah lai lal lar las lat lau lca lcc lce lcf lcg lch lci lcl lcr lcs lct lcu lea lec lee lef leg leh lei lel ler les let leu lfa lfc lfe lff lfg lfh lfi lfl lfr lfs lft lfu lga lgc lge lgf lgg lgh lgi lgl lgr lgs lgt lgu lha lhc lhf lhh lhi lhr lhs lht lhu lia lic lie lif lig lih lii lil lir lis lit liu lla llc lle llf llg lli lll llr lls llt llu lra lrc lrf lrg lrh lri lrr lrs lrt lru lsa lsc lse lsf lsg lsh lsi lsl lsr lss lst lsu lta ltc lte ltf ltg lth lti ltl ltr lts ltt ltu lua luc lue luf lug luh lui lul lur lus lut luu ra- raa rac rae raf rag rah rai ral rar ras rat rau rca rcc rce rcf rcg rch rci rcl rcr rcs rct rcu re- rea rec ree ref reg reh rei rel rer res ret reu rfa rfc rfe rff rfg rfh rfi rfl rfr rfs rft rfu rga rgc rge rgf rgg rgh rgi rgr rgs rgt rh- rha rhc rhe rhf rhg rhh rhi rhl rhr rhs rht rhu ria ric rie rif rig rih rii ril rir ris rit rla rlc rle rlf rlg rlh rli rll rlr rls rlt rlu rra rrc rrf rrg rrh rri rrl rrr rrs rrt rru rsa rsc rse rsf rsg rsh rsi rsl rsr rss rst rsu rta rtc rte rtf rtg rti rtl rtr rts rtt rtu rua ruc rue ruf rug ruh rui rur rus rut ruu saa sac sae saf sag sah sai sal sar sas sat sau sca scc sce scf scg sch sci scl scr scs sct scu se- sea sec see sef seg seh sei sel ser ses set seu sfa sfc sfe sff sfg sfh sfi sfl sfr sfs sft sfu sga sgc sge sgf sgg sgh sgi sgl sgr sgs sgt sgu sh- sha shc she shf shg shh shi shl shr shs sht shu sia sic sie sif sig sih sii sil sir sis sit siu sla slc sle slf slg slh sli sll slr sls slt slu sr- sra src sre srf srg srh sri srl srr srs srt ss- ssa ssc sse ssf ssg ssh ssi ssl ssr sss sst ssu sta stc ste stf stg sth sti stl str sts stt stu sua suc sue suf sug suh sui sul sur sus sut suu taa tac tae taf tag tah tai tal tar tas tat tau tca tcc tce tcf tcg tch tci tcl tcr tcs tct tcu te- tea tec tee tef teg teh tei tel ter tes tet teu tfa tfc tfe tff tfg tfh tfi tfl tfr tfs tft tfu tga tgc tge tgf tgg tgh tgi tgl tgr tgs tgt tgu th- tha thc the thf thg thh thi thl thr ths tht thu tia tic tie tif tig tih tii til tir tis tit tiu tla tlc tle tlf tlg tlh tli tll tlr tls tlt tlu tra trc tre trf trg trh tri trl trr trs trt tru tsa tsc tse tsf tsg tsh tsi tsl tsr tss tst tsu tta ttc tte ttf ttg tth tti ttl ttr tts ttt ttu tua tuc tue tuf tug tuh tui tul tur tus tut tuu ua- uaa uac uae uaf uag uah uai ual uar uas uat uau uca ucc uce ucf ucg uch uci ucl ucr ucs uct ucu uea uec uee uef ueg ueh uei uel uer ues uet ufa ufc ufe uff ufg ufh ufi ufl ufr ufs uft ufu uga ugc uge ugf ugg ugh ugi ugl ugr ugs ugt ugu uha uhc uhe uhf uhh uhi uhl uhr uhs uht uhu uia uic uie uif uig uii uil uir uis uit uiu ula ulc ule ulf ulg uli ull ulr uls ult ulu ur- ura urc ure urf urg uri url urr urs urt uru usa usc use usf usg ush usi usl usr uss ust usu uta utc ute utf uth uti utl utr uts utt utu uua uuc uue uug uur uus uut uuu