-al -er a-a a-b a-i a-t aaa aab aae aag aai aak aal aar aat ab- aba abb abe abg abi abk abl abr abt aea aeb aee aeg aei aek ael aer aet ag- aga agb age agg agi agk agl agr agt ai- aia aib aie aig aii aik ail air ait aka akb ake akg aki akk akl akr al- ala alb ale alg ali alk all alr alt ar- ara arb are arg ari ark arl arr art at- ata atb ate atg ati atl atr att baa bab bae bag bai bak bal bar bat bba bbb bbe bbg bbi bbk bbl bbr bbt be- bea beb bee beg bei bek bel ber bet bga bgb bge bgg bgi bgk bgl bgr bgt bi- bia bib bie big bii bik bil bir bit bka bkb bke bkg bkk bkl bkr bkt bla blb ble blg bli blk bll blr blt bra brb bre brg bri brk brl brr brt bta btb bte btg bti btk btl btr btt eaa eab eae eag eai eak eal ear eat eba ebb ebe ebg ebi ebk ebl ebr ebt eea eeb eee eeg eek eel eer eet ega egb ege egg egi egl egr egt eia eib eie eig eii eik eil eir eit eka ekb eke ekg eki ekl ekr ekt ela elb ele elg eli elk ell elr elt era erb ere erg eri erk erl err ert eta etb ete etg eti etk etl etr ett gaa gab gae gag gai gak gal gar gat gba gbe gbg gbi gbk gbl gbr gbt ge- gea geb gee geg gei gek gel ger get gga ggb ggg ggi ggr ggt gia gib gie gig gii gik gil gir git gka gkb gkt gla glb gle glg gli glk gll glr glt gra grb gre grg gri grk grl grr grt gta gtb gte gtg gti gtk gtl gtr gtt ia- iaa iab iae iag iai ial iar iat iba ibb ibe ibg ibi ibk ibl ibr ibt ie- iea iee ieg iei iek iel ier iet iga igb ige igg igi igk igl igr igt iia iib iie iii iil iir iit ika ikb ike iki ikk ikl ikr ikt il- ila ilb ile ilg ili ilk ill ilr ilt ir- ira irb ire irg iri irk irl irr irt ita itb ite itg iti itk itl itt k-t ka- kaa kab kae kag kai kak kal kar kat kba kbb kbe kbi kbk kbl kbr ke- kea keb kee keg kei kek kel ker ket kga kgb kgi kgl kia kib kie kig kii kik kil kir kit kkb kke kki kkk kkl kkr kkt kl- kla klb klg kli klr klt kra krg kri krk krl krr krt kta ktb kte ktg ktk ktl ktr ktt la- laa lab lae lag lai lak lal lar lat lba lbb lbe lbg lbi lbk lbl lbr lbt lea leb lee leg lei lek lel ler let lga lgb lge lgg lgi lgk lgl lgr lgt lia lib lie lig lii lik lil lir lit lka lkb lkg lkl lkr lkt lla llb lle llg lli llk lll llr llt lra lrb lrg lri lrk lrr lrt lta ltb lte ltg lti ltk ltl ltr ltt ra- raa rab rae rag rai rak ral rar rat rba rbb rbe rbg rbi rbk rbl rbr rbt re- rea reb ree reg rei rek rel rer ret rga rgb rge rgg rgi rgk rgr rgt ria rib rie rig rii rik ril rir rit rkb rke rkg rkk rkt rla rle rlg rli rll rlr rlt rra rrb rrg rri rrk rrl rrr rrt rta rtb rte rtg rti rtk rtl rtr rtt taa tab tae tag tai tak tal tar tat tba tbb tbe tbg tbi tbk tbl tbr tbt te- tea teb tee teg tei tek tel ter tet tga tgb tge tgg tgi tgk tgl tgr tgt tia tib tie tig tii tik til tir tit tka tkb tke tkg tkk tkl tkr tkt tla tle tlg tli tlk tll tlr tlt tra trb tre trg tri trk trl trr trt tta ttb tte ttg tti ttk ttl ttr ttt

a-ak a-be a-ii aaaa aaab aaae aaai aaal aaar aaba aabb aabi aabl aabt aaea aage aaib aaii aaka aake aala aale aali aall aara aare aari aart aata aatk aatt abaa abab abae abag abai abak abal abar abat abb- abba abbb abbe abbi abbr abbt abee abel aber abet abgl abia abib abie abig abil abir abit abla able abra abri abta aebi aeer aega aeit aeka aela aer- aera aeri aeta aetr aett agag agai agal agar agat agba agea agee agei agel ager aget agga agge aggi agia agib agie agig agii agil agir agit agla agle agli agra agre agri agrl agta agte agtr aiai aiba aibl aiea aiee aiel aiet aiga aiia aiib aiir aika aike aiki aila aile aili aira aire airi airt aita aite aiti aitr aitt akaa akae akai akal akar akee akeg akel aker akia akie akik akil akir akka akki akle akr- akra akre akte alaa alae alag alai alak alal alar alat alb- alba albe albi alea alee aleg alek aler alet alg- alga alge algi ali- alia alib alie alig alii alik alil alir alit alk- alka alkb alke alki all- alla alle alli alll allr alta alte alti arab arae arag arai arak aral arar arat arba arbe arbi area aree areg arei arek arel aret arga argb arge argi aria arib arie arig arii arik aril arit arka arke arki arla arle arli arr- arra arre arrg arri arrk arrr arrt arta arte arti artr at-l at-t ataa atab atae atai atak atal atar atat atea atee atei atel ater atia atie atik atil atit atka atkt atla atle atli atra atre atri atrk atta atte atti attr ba-i baaa baak baal baar baat baba babb babe babi babr baek bael