-er -ic a-a a-b a-c a-i a-t aaa aab aac aae aai aar aas aat aau ab- aba abb abc abe abi abr abs abt abu ac- aca acb acc ace aci acr acs act acu aea aeb aec aee aei aer aes aet aeu ai- aia aib aic aie aii air ais ait aiu ar- ara arb arc are ari arr ars art aru as- asa asb asc ase asi asr ass ast asu at- ata atb atc ate ati atr ats att atu au- aua aub auc aue aui aur aus aut b-u baa bab bac bae bai bar bas bat bau bba bbb bbc bbe bbi bbr bbs bbt bbu bca bcb bcc bce bci bcr bcs bct bcu be- bea beb bec bee bei ber bes bet beu bi- bia bib bic bie bii bir bis bit biu bra brb bre bri brr brs brt bru bsa bsb bsc bse bsi bsr bss bst bsu bta btb btc bte bti btr bts btt btu bua bub buc bue bui bur bus but buu c-- caa cab cac cae cai car cas cat cau cba cbb cbc cbe cbi cbr cbs cbt cbu cca ccb ccc cce cci ccr ccs cct ccu ce- cea ceb cec cee cei cer ces cet ceu ci- cia cib cic cie cii cir cis cit ciu cra crb crc cre cri crr crs crt cru csa csb csc cse csi csr css cst csu cta ctb ctc cte cti ctr cts ctt ctu cua cub cuc cue cui cur cus cut cuu eaa eab eac eae eai ear eas eat eau eba ebb ebc ebe ebi ebr ebs ebt ebu ec- eca ecb ecc ece eci ecr ecs ect ecu eea eeb eec eee eer ees eet eia eib eic eie eii eir eis eit eiu era erb erc ere eri err ers ert eru es- esa esb esc ese esi esr ess est esu eta etb etc ete eti etr ets ett etu eu- eua eub euc eue eui eur eus eut ia- iaa iab iac iae iai iar ias iat iau iba ibb ibc ibe ibi ibr ibs ibt ibu ica icb icc ice ici icr ics ict icu ie- iea iec iee iei ier ies iet iia iib iic iie iii iir iis iit iiu ir- ira irb irc ire iri irr irs irt iru is- isa isb isc ise isi isr iss ist isu ita itb itc ite iti its itt itu iu- iua iub iuc iue iui iur ius iut ra- raa rab rac rae rai rar ras rat rau rba rbb rbc rbe rbi rbr rbs rbt rbu rca rcb rcc rce rci rcr rcs rct rcu re- rea reb rec ree rei rer res ret reu ria rib ric rie rii rir ris rit rra rrb rrc rri rrr rrs rrt rru rsa rsb rsc rse rsi rsr rss rst rsu rta rtb rtc rte rti rtr rts rtt rtu rua rub ruc rue rui rur rus rut ruu saa sab sac sae sai sar sas sat sau sba sbb sbc sbe sbi sbr sbs sbt sbu sca scb scc sce sci scr scs sct scu se- sea seb sec see sei ser ses set seu sia sib sic sie sii sir sis sit siu sr- sra srb src sre sri srr srs srt ss- ssa ssb ssc sse ssi ssr sss sst ssu sta stb stc ste sti str sts stt stu sua sub suc sue sui sur sus sut suu taa tab tac tae tai tar tas tat tau tba tbb tbc tbe tbi tbr tbs tbt tbu tca tcb tcc tce tci tcr tcs tct tcu te- tea teb tec tee tei ter tes tet teu tia tib tic tie tii tir tis tit tiu tra trb trc tre tri trr trs trt tru tsa tsb tsc tse tsi tsr tss tst tsu tta ttb ttc tte tti ttr tts ttt ttu tua tub tuc tue tui tur tus tut tuu ua- uaa uab uac uae uai uar uas uat uau uba ubb ubc ube ubi ubr ubs ubt ubu uca ucb ucc uce uci ucr ucs uct ucu uea ueb uec uee uei uer ues uet uia uib uic uie uii uir uis uit uiu ur- ura urb urc ure uri urr urs urt uru usa usb usc use usi usr uss ust usu uta utb utc ute uti utr uts utt utu uua uuc uue uur uus uut uuu

-ase a-be a-ii aaaa aaab aaac aaae aaai aaar aaas aaba aabb aabc aabi aabt aaca aacb aacc aace aaci aacr aacs aact aacu aaea aaec aaes aaib aaic aaii aais aara aarc aare aari aars aart aaru aasa aasc aase aasi aass aast aasu aata aatc aatt aaus abaa abab abac abae abai abar abas abat abau abb- abba abbb abbe abbi abbr abbs abbt abca abcb abcc abci abcr abcs abct abec abee aber abes abet abia abib abic abie abir abis abit abiu abra abrc abri abrs abs- absa abse absi abss absu abta abts abtu abua abue abus abut ac-t acaa acab acac acae acai acar acas acat acba acca accc acce acci accs acct accu ace- acea acec acer aces acet aci- acia acic acie acir acis acr- acra acrc acre acri acrr acrs acsa acsc acse acsi acss acst acta actc acte acti acts actt actu acu- acue acur acus acut aeac aeas aebi aebs aecb aeci aect aeer aeit aer- aera aerc aeri aers aesc aess aest aeta aetc aetr aett aiai aias aiba aica aicc aice aicr aics aiea aiee aiet aiia aiib aiic aiir aira aire airi airs airt aisa aisb aise aisi aisr aist aita aite aiti aitr aits aitt aitu aiui arab arac arae arai arar aras arat arau arba arbe arbi arbs arc- arca arce arci arcs arct area arec aree arei ares aret areu aria arib arie arii aris arit arr- arra arrc arre arri arrr arrs