-al -ol a-a a-b a-i a-t aaa aab aag aai aal aao aar aas aat ab- aba abb abg abi abl abo abr abs abt ag- aga agb agg agi agl ago agr ags agt ai- aia aib aig aii ail aio air ais ait al- ala alb alg ali all alo alr als alt aoa aob aog aoi aol aoo aor aos aot ar- ara arb arg ari arl aro arr ars art as- asa asb asg asi asl aso asr ass ast at- ata atb atg ati atl ato atr ats att baa bab bag bai bal bao bar bas bat bba bbb bbg bbi bbl bbo bbr bbs bbt bga bgb bgg bgi bgl bgo bgr bgs bgt bi- bia bib big bii bil bio bir bis bit bla blb blg bli bll blo blr bls blt boa bob bog boi bol boo bor bos bot bra brb brg bri brl bro brr brs brt bsa bsb bsg bsi bsl bso bsr bss bst bta btb btg bti btl bto btr bts btt gaa gab gag gai gal gao gar gas gat gba gbg gbi gbl gbo gbr gbs gbt gga ggb ggg ggi ggo ggr ggs ggt gia gib gig gii gil gio gir gis git gla glb glg gli gll glo glr gls glt goa gob gog goi gol goo gor gos got gra grb grg gri grl gro grr grs grt gsa gsb gsg gsi gsl gso gsr gss gst gta gtb gtg gti gtl gto gtr gts gtt ia- iaa iab iag iai ial iao iar ias iat iba ibb ibg ibi ibl ibo ibr ibs ibt iga igb igg igi igl igo igr igs igt iia iib iii iil iio iir iis iit il- ila ilb ilg ili ill ilo ilr ils ilt io- ioa iob iog ioi iol ioo ior ios iot ir- ira irb irg iri irl iro irr irs irt is- isa isb isg isi isl iso isr iss ist ita itb itg iti itl ito its itt la- laa lab lag lai lal lao lar las lat lba lbb lbg lbi lbl lbo lbr lbs lbt lga lgb lgg lgi lgl lgo lgr lgs lgt lia lib lig lii lil lio lir lis lit lla llb llg lli lll llo llr lls llt loa lob log loi lol loo lor los lot lra lrb lrg lri lro lrr lrs lrt lsa lsb lsg lsi lsl lso lsr lss lst lta ltb ltg lti ltl lto ltr lts ltt o-i oaa oab oag oai oal oao oar oas oat ob- oba obb obg obi obl obo obr obs obt oga ogg ogi ogl ogo ogs ogt oia oib oii oil oio oir ois oit ola olb olg oli oll olo ols olt oo- ooa oob oog ooi ool ooo oor oos oot or- ora orb org ori orl oro orr ors ort os- osa osb osg osi osl oso osr oss ost ot- ota otb otg oti otl oto otr ots ott ra- raa rab rag rai ral rao rar ras rat rba rbb rbg rbi rbl rbo rbr rbs rbt rga rgb rgg rgi rgo rgr rgs rgt ria rib rig rii ril rio rir ris rit rla rlg rli rll rlo rlr rls rlt roa rob rog roi rol roo ror ros rot rra rrb rrg rri rrl rrr rrs rrt rsa rsb rsg rsi rsl rso rsr rss rst rta rtb rtg rti rtl rto rtr rts rtt saa sab sag sai sal sao sar sas sat sba sbb sbg sbi sbl sbo sbr sbs sbt sga sgb sgg sgi sgl sgo sgr sgs sgt sia sib sig sii sil sio sir sis sit sla slb slg sli sll slo slr sls slt soa sob sog soi sol soo sor sos sot sr- sra srb srg sri srl sro srr srs srt ss- ssa ssb ssg ssi ssl sso ssr sss sst sta stb stg sti stl sto str sts stt taa tab tag tai tal tao tar tas tat tba tbb tbg tbi tbl tbo tbr tbs tbt tga tgb tgg tgi tgl tgo tgr tgs tgt tia tib tig tii til tio tir tis tit tla tlg tli tll tlo tlr tls tlt to- toa tob tog toi tol too tor tos tot tra trb trg tri trl tro trr trs trt tsa tsb tsg tsi tsl tso tsr tss tst tta ttb ttg tti ttl tto ttr tts ttt

a-ii aaaa aaab aaai aaal aaar aaas aaba aabb aabi aabl aabt aaib aaii aais aala aali aall aalo aals aaoo aara aari aaro aars aart aasa aasi aass aast aata aatt abaa abab abag abai abal abar abas abat abb- abba abbb abbi abbo abbr abbs abbt abgl abia abib abig abil abir abis abit abla ablo abls aboa abob abol aboo abor abos abot abra abri abro abrs abs- absa absi absl abss abta abts ag-o agag agai agal agao agar agas agat agba agbo agga aggi agia agib agig agii agil agio agir agis agit agla agli agls agob agog agol agoo agos agot agra agri agrl agro agsa agsg agst agta agtr agts aiai aias aiba aibl aibo aiga aigo aiia aiib aiir aila aili ails aioi aira airi airo airs airt aisa aisb aisg aisi aisl aiso aisr aist aita aiti aitr aits aitt alaa alag alai alal alao alar alas alat alb- alba albi albo albs alg- alga algi algo algs ali- alia alib alig alii alil alio alir alis alit all- alla alli alll allo allr alls aloa alog aloi alol aloo alor alos alot alro alsa also alst alta alti alto alts aoba aola aora aorb aors aort aoss arab arag arai aral arar aras arat arba arbi arbs arga argb argi argo args aria arib arig arii aril ario aris arit arla arli arlo aroa arob aroi aroo aror aros arr- arra arrg arri arro arrr arrs arrt ars- arsa arsi arso arst arta arti