-er a-a a-b a-i aaa aab aad aae aai aap aar ab- aba abb abd abe abi abp abr ad- ada adb add ade adi adp adr aea aeb aed aee aei aep aer ai- aia aib aid aie aii aip air ap- apa apb apd ape api app apr ar- ara arb ard are ari arp arr b-p baa bab bad bae bai bap bar bba bbb bbd bbe bbi bbp bbr bda bdb bdd bde bdi bdp bdr be- bea beb bed bee bei bep ber bi- bia bib bid bie bii bip bir bpa bpb bpd bpe bpi bpp bpr bra brb brd bre bri brp brr daa dab dad dae dai dap dar dba dbb dbd dbe dbi dbp dbr dda ddb ddd dde ddi ddp ddr de- dea deb ded dee dei dep der di- dia dib did die dii dip dir dpa dpb dpd dpe dpi dpp dpr dra drb drd dre dri drp drr eaa eab ead eae eai eap ear eba ebb ebd ebe ebi ebp ebr ed- eda edb edd ede edi edp edr eea eeb eed eee eep eer eia eib eid eie eii eip eir ep- epa epb epd epe epi epp epr era erb erd ere eri erp err i-d ia- iaa iab iad iae iai iap iar iba ibb ibd ibe ibi ibp ibr ida idb idd ide idi idp idr ie- iea ied iee iei iep ier iia iib iid iie iii iip iir ipa ipb ipd ipe ipi ipp ipr ir- ira irb ird ire iri irp irr p-p paa pab pad pae pai pap par pba pbb pbd pbe pbi pbp pbr pda pdb pdd pde pdi pdp pdr pea peb ped pee pei pep per pia pib pid pie pii pip pir ppa ppb ppd ppe ppi ppp ppr pra prb prd pre pri prp prr ra- raa rab rad rae rai rap rar rba rbb rbd rbe rbi rbp rbr rda rdb rdd rde rdi rdp rdr re- rea reb red ree rei rep rer ria rib rid rie rii rip rir rpa rpb rpd rpe rpi rpp rpr rra rrb rrd rri rrp rrr

a-be a-ii aaaa aaab aaad aaae aaai aaap aaar aaba aabb aabd aabi aabp aada aade aadi aaea aaep aaib aaii aapa aapi aara aard aare aari aarp abaa abab abad abae abai abap abar abb- abba abbb abbe abbi abbr abda abdi abed abee aber abia abib abid abie abir abpa abpd abpi abpp abpr abra abri adaa adab adad adae adai adap adar adba adbi adda addd adde addi addr adea adeb adee ader adia adib adie adip adir adp- adra adre aeap aebi aede aeer aer- aera aerd aeri aiai aiba aida aidb aide aidi aidr aiea aiee aiia aiib aiid aiir aipa aipe aipi aira aird aire airi airp apai apap apar apba apbr apda apdd apea aped apep aper api- apia apid apie apip appa appd appr apra apre apri arab arad arae arai arap arar arba arbe arbi arda arde ardi area ared aree arei arep aria arib arid arie arii arip arpa arpe arpi arr- arra arre arri arrr ba-i baaa baad baar baba babb babe babi babr bada badb badd bade badi badr baed baer baia baib baid baie bair bapa bape bapi bapp bar- bara barb bard bare bari barr bbad bbbb bbdd bbeb bbpr bd-r bdii bead beap bear beba bebb bebe bebi beda bede bedi beeb beed beep beer beia beir bera berd bere beri berr biad biap biar biba bibb bibe bibi bida bide bidi bidr bieb bied bier bipa bipp bira birb bird bire biri birr bpai bpda bpea bprd brab brad brae brai brda brea breb bred bree brei brep brer bria brid brie brrr daab daad daae daap daar daba dabb dabp dada dade dadi daeb daer daia daid daie dair dapa dape dapi dapp dara darb dard dare dari darp darr dbar dbpd dddd ddie ddre dead deae deap dear deba debe debi deda dedd dede dedi deeb deed deep deer deid deie deip deir depa depe depp depr der- dera derb dere deri derp derr dia- diab diad diap diar diba dibb dibe dibp dida dide didi diea dieb died diep dier diii dipa dipe dipp dira dird dire dirr dpaa dper dpie dppa draa drab drad drap drar drba drda drea dred dree drei drib drie drip drra eaba eada eadb eadd eadi eadp eapp eara earb eard eare earp ebba ebbr ebed eber ebid edad edar edda edde eddi eddp ede- edea edei eder edia edie edip edra eede eeea eeee eera eid- eide eidi eidr eied eiei eier eipr eira eird eire epaa epad epee eper epi- epia epid epie epip eppa eppp epra eprb eprp erad erap erba erbb erbe erda erde erdi ereb ered erei erer eria erie erpa erpe erra erre i-be iaaa iaai iaap iaba iadb iaea iaep iaia iapa iapp iara iare ibad ibar ibea ibed ibia ibid ibie ibra ibrd ibri idad idae idar idbe idda idea ided idee ider idia idid idie idir idra idre iedr ieie iepa iera iere ieri iida iide iied iiie iiii iipa iira ipad ipba ipdi ipea iper ipid ipie ippa ippr ipri irad irae irai irap irar irbe irbp irda irdp ired iree irer iri- iria irid irie irip irpa irpe irra irre irri paap paar paba pada padd pade padi paea paep paer paia paib paid paie paip pair papa papb pape papi papp papr par- para pard pare pari parp parr pbar pbed pbpa pdea pdpa pdpr peab peai peap pear peba ped- peda pede pedi peed peep peer peia peip peir pepa pepd pepe pepi per- pera perd pere peri perp perr piai pibb pibi pida pide piea pied piep pier piia piip pipa pipe pipi pipp pira pire piri pirr ppad ppap ppar pper ppib ppid ppie pppa pppd pppp prad prae prai prar pre- preb pred pree prep pri-