-er a-a a-b a-i aaa aab aad aae aag aai aar ab- aba abb abd abe abg abi abr ad- ada adb add ade adg adi adr aea aeb aed aee aeg aei aer ag- aga agb agd age agg agi agr ai- aia aib aid aie aig aii air ar- ara arb ard are arg ari arr baa bab bad bae bag bai bar bba bbb bbd bbe bbg bbi bbr bda bdb bdd bde bdg bdi bdr be- bea beb bed bee beg bei ber bga bgb bgd bge bgg bgi bgr bi- bia bib bid bie big bii bir bra brb brd bre brg bri brr daa dab dad dae dag dai dar dba dbb dbd dbe dbg dbi dbr dda ddb ddd dde ddg ddi ddr de- dea deb ded dee deg dei der dga dgd dge dgg dgi dgr di- dia dib did die dig dii dir dra drb drd dre drg dri drr eaa eab ead eae eag eai ear eba ebb ebd ebe ebg ebi ebr ed- eda edb edd ede edg edi edr eea eeb eed eee eeg eer ega egb egd ege egg egi egr eia eib eid eie eig eii eir era erb erd ere erg eri err g-d gaa gab gad gae gag gai gar gba gbd gbe gbg gbi gbr gda gdb gdd gde gdi gdr ge- gea geb ged gee geg gei ger gga ggb ggd ggg ggi ggr gia gib gid gie gig gii gir gra grb grd gre grg gri grr i-d ia- iaa iab iad iae iag iai iar iba ibb ibd ibe ibg ibi ibr ida idb idd ide idg idi idr ie- iea ied iee ieg iei ier iga igb igd ige igg igi igr iia iib iid iie iii iir ir- ira irb ird ire irg iri irr ra- raa rab rad rae rag rai rar rba rbb rbd rbe rbg rbi rbr rda rdb rdd rde rdg rdi rdr re- rea reb red ree reg rei rer rga rgb rgd rge rgg rgi rgr ria rib rid rie rig rii rir rra rrb rrd rrg rri rrr

a-be a-ii aaaa aaab aaad aaae aaai aaar aaba aabb aabd aabi aada aade aadi aaea aage aaib aaii aara aard aare aari abaa abab abad abae abag abai abar abb- abba abbb abbe abbi abbr abda abdi abed abee aber abgd abia abib abid abie abig abir abra abri adaa adab adad adae adag adai adar adba adbi adda addd adde addi addr adea adeb adee ader adia adib adie adig adir adra adre aebi aede aeer aega aer- aera aerd aeri agad agag agai agar agba agda agde agea aged agee agei ager agga agge aggi agia agib agid agie agig agii agir agra agre agri aiai aiba aida aidb aide aidi aidr aiea aiee aiga aiia aiib aiid aiir aira aird aire airi arab arad arae arag arai arar arba arbe arbi arda arde ardi area ared aree areg arei arga argb arge argi aria arib arid arie arig arii arr- arra arre arrg arri arrr ba-i baaa baad baar baba babb babe babi babr bada badb badd bade badi badr baed baer baga bage bagg bagi baia baib baid baie baig bair bar- bara barb bard bare barg bari barr bbad bbbb bbdd bbeb bbga bbrg bd-r bdii bead beag bear beba bebb bebe bebi beda bede bedi beeb beed beeg beer bega begg begi beia beir bera berd bere berg beri berr bgia biad biar biba bibb bibe bibi bida bide bidi bidr bieb bied bier biga bigb bigd bige bigg bira birb bird bire birg biri birr brab brad brae brag brai brda brea breb bred bree breg brei brer bria brid brie brig brrr daab daad daae daag daar daba dabb dada dade dadi daeb daer daga dage dagg dagi dagr daia daid daie daig dair dara darb dard dare darg dari darr dbag dbar dddd ddie ddre dead deae dear deba debe debi deda dedd dede dedi deeb deed deeg deer dega dege degi deid deie deir der- dera derb dere derg deri derr dgeg dgge dgia dia- diab diad diag diar diba dibb dibe dida dide didi diea dieb died dier diga dige digg digi diii dira dird dire dirr draa drab drad drag drar drba drda drea dred dree dreg drei drge drib drie drra eaba eada eadb eadd eadi eaga eage eara earb eard eare ebba ebbr ebed eber ebid edad edag edar edda edde eddi ede- edea edei eder edge edia edie edra eede eeea eeee eega eera eerg egaa egad egae egar egba egbe egea egee eger eggb egge eggi egir egra egre egri eid- eide eidi eidr eied eiei eier eige eigg eira eird eire erad erba erbb erbe erda erde erdi ereb ered erei erer erg- erga ergg ergi eria erie erra erre gaar gaba gabb gabe gabi gabr gada gadd gade gadi gaea gaed gaer gaga gage gagg gagi gaia gaid gaie gaig gair gara garb gard gare garg gari garr gbag gbde gddb geab gead geai gear geba gebe gebi geda gedd gede gedi geed geer gege gegg geia geie geig geir gera gerb gerd gere geri gggg giaa giad giai giba gibb gibe gida gidd gide gidi gied gier giga gige gigg gigi gira gird gire girg giri girr grab grad grae grai grbr grea greb gree greg gria grib grid grie grig grrr i-be iaaa iaai iaba iadb iaea iaia iara iare ibad ibar ibea ibed ibeg ibga ibge ibia ibid ibie ibra ibrd ibri idad idae idar idbe idda idea ided idee ider idia idid idie idig idir idra idre iedr ieie iera iere ieri igad igar igba igea iger igga igia igra igri iida iide iied iiie iiii iira irad irae irai irar irbe irda ired iree irer iri- iria irid irie irig irra irre irri raab raad raag raba rabb rabe rabi rada radd rade radr raed raeg raer raga rage