-al a-a a-b a-i a-t aaa aab aai aal aar aas aat aax ab- aba abb abi abl abr abs abt abx ai- aia aib aii ail air ais ait aix al- ala alb ali all alr als alt alx ar- ara arb ari arl arr ars art arx as- asa asb asi asl asr ass ast asx at- ata atb ati atl atr ats att atx ax- axa axi axl axr axs axt axx baa bab bai bal bar bas bat bax bba bbb bbi bbl bbr bbs bbt bbx bi- bia bib bii bil bir bis bit bix bla blb bli bll blr bls blt blx bra brb bri brl brr brs brt brx bsa bsb bsi bsl bsr bss bst bsx bta btb bti btl btr bts btt btx bxb bxi bxl bxx ia- iaa iab iai ial iar ias iat iba ibb ibi ibl ibr ibs ibt ibx iia iib iii iil iir iis iit iix il- ila ilb ili ill ilr ils ilt ilx ir- ira irb iri irl irr irs irt irx is- isa isb isi isl isr iss ist ita itb iti itl its itt itx ixi ixl la- laa lab lai lal lar las lat lax lba lbb lbi lbl lbr lbs lbt lbx lia lib lii lil lir lis lit lix lla llb lli lll llr lls llt lra lrb lri lrr lrs lrt lsa lsb lsi lsl lsr lss lst lta ltb lti ltl ltr lts ltt ltx lxi lxr lxx ra- raa rab rai ral rar ras rat rax rba rbb rbi rbl rbr rbs rbt rbx ria rib rii ril rir ris rit rix rla rli rll rlr rls rlt rra rrb rri rrl rrr rrs rrt rsa rsb rsi rsl rsr rss rst rsx rta rtb rti rtl rtr rts rtt rtx rxr rxs saa sab sai sal sar sas sat sax sba sbb sbi sbl sbr sbs sbt sbx sia sib sii sil sir sis sit six sla slb sli sll slr sls slt slx sr- sra srb sri srl srr srs srt srx ss- ssa ssb ssi ssl ssr sss sst ssx sta stb sti stl str sts stt stx sxi sxl sxs sxt t-x taa tab tai tal tar tas tat tax tba tbb tbi tbl tbr tbs tbt tia tib tii til tir tis tit tix tla tli tll tlr tls tlt tlx tra trb tri trl trr trs trt trx tsa tsb tsi tsl tsr tss tst tsx tta ttb tti ttl ttr tts ttt ttx txi txl txs txt xaa xal xar xas xat xbl xbr xbx xia xii xis xit xix xla xlb xli xlr xls xlt xrt xrx xsa xsb xsi xsl xss xst xti xtr xts xtx xxi xxl xxx

a-ii aaaa aaab aaai aaal aaar aaas aaba aabb aabi aabl aabt aaib aaii aais aala aali aall aals aara aari aars aart aasa aasi aass aast aata aatt abaa abab abai abal abar abas abat abax abb- abba abbb abbi abbr abbs abbt abia abib abil abir abis abit abla abls abra abri abrs abs- absa absi absl abss abta abts aiai aias aiba aibl aiia aiib aiir aila aili ails aira airi airs airt airx aisa aisb aisi aisl aisr aist aita aiti aitr aits aitt aixa aixi alaa alai alal alar alas alat alb- alba albi albs ali- alia alib alii alil alir alis alit alix all- alla alli alll allr alls alsa alst alta alti alts altx alxa arab arai aral arar aras arat arax arba arbi arbs aria arib arii aril aris arit arla arli arr- arra arri arrr arrs arrt ars- arsa arsi arst arta arti artr arts artx asaa asab asai asal asar asas asat asba asia asii asil asir asis asit asix asla asli aslr asra asrs assa assi assl assr asss asst asta astb asti astl astr asts at-l at-t at-x ataa atab atai atal atar atas atat atax atbs atia atil atis atit atla atli atls atra atri atrx atsb atsi atst atta atti attr atts axal axar axat axi- axia axil axis ba-i ba-x baaa baal baar baas baat baba babb babi babr babs baia baib bail bair bais bait baix bala bali ball bals balt bar- bara barb bari barr bars bart barx basa basi bass bast bata bati bats batt baxi baxt bbas bbbb bbbs bblb bbls bial biar bias biat biba bibb bibi bibl bibs biis bila bili bill bils bilt bira birb biri birl birr birs birt birx bis- bisa bisl biss bist bita bits bitt bitx bixa bixi blaa blab blas blat blbt blir blis blit blix blls blss blst blts brab brai bras brat brax bria bril bris brit brix brls brrr brrs brsb brsr brst bsaa bsas bsat bsix bsra bsts btaa btla btrt btss bttb iaaa iaai iaal iaas iaat iaba iaia iais iala iall ials iara iars iart iasa iasi iasr iata iati ibar ibas ibat ibia ibis ibra ibri ibsa ibss ibtb ibtl ibts iias iiii iiis iiit iila iira iirs iisi iisr iist iita iitr iitt ilal ilar ilas ilbx ilia ilir ilis ilit ill- illa illi ills illt ilsa ilts ilxx irai iral irar iras iri- iria iril iris irix irla irlb irra irri irrs irsa irta irti irts is-a isai isal isar isas isat isba isbl isbt isbx isia isil isis isit isla isls isra isri issa issi issr isss ista isti istr ists itaa itai ital itar itas itat itbs itia itil itis itll itra itri itrs itsa itsi itta ixia ixil ixxi laaa laal laar laas laat laax laba labi labr labs laia lail lair lais lait laix lala lali lall lara larb lari larr lars lart lasa lasi lass last lata lati lats latt laxa lbar lbia lblr lbrs lbrt liar lias liat liba libr libs libx liia liii liir liis lila lilb lili lill lils lilt lira liri lirl lirr lirs lirt lisa lisi liss list lita litb liti litl