-er a-a a-b a-i a-t aaa aab aad aae aag aai aak aan aao aap aar aat ab- aba abb abd abe abg abi abk abn abo abp abr abt ad- ada adb add ade adg adi adk adn ado adp adr adt aea aeb aed aee aeg aei aek aen aeo aep aer aet ag- aga agb agd age agg agi agk agn ago agp agr agt ai- aia aib aid aie aig aii aik ain aio aip air ait aka akb akd ake akg aki akk akn ako akp akr an- ana anb and ane ang ani ank ann ano anp anr ant aoa aob aod aoe aog aoi aok aon aoo aop aor aot ap- apa apb apd ape apg api apk apn apo app apr apt ar- ara arb ard are arg ari ark arn aro arp arr art at- ata atb atd ate atg ati atn ato atp atr att b-p baa bab bad bae bag bai bak ban bao bap bar bat bba bbb bbd bbe bbg bbi bbk bbn bbo bbp bbr bbt bda bdb bdd bde bdg bdi bdk bdo bdp bdr bdt be- bea beb bed bee beg bei bek ben beo bep ber bet bga bgb bgd bge bgg bgi bgk bgn bgo bgp bgr bgt bi- bia bib bid bie big bii bik bin bio bip bir bit bka bkb bke bkg bkk bkn bko bkp bkr bkt bna bnb bnd bne bng bni bnk bnn bno bnp bnr bnt boa bob bod boe bog boi bok bon boo bop bor bot bpa bpb bpd bpe bpg bpi bpn bpo bpp bpr bpt bra brb brd bre brg bri brk brn bro brp brr brt bta btb btd bte btg bti btk btn bto btp btr btt daa dab dad dae dag dai dak dan dao dap dar dat dba dbb dbd dbe dbg dbi dbk dbn dbo dbp dbr dbt dda ddb ddd dde ddg ddi ddk ddn ddo ddp ddr ddt de- dea deb ded dee deg dei dek den deo dep der det dga dgd dge dgg dgi dgk dgn dgp dgr dgt di- dia dib did die dig dii dik din dio dip dir dit dka dkb dke dkg dki dkk dko dkp dkr dkt dna dnb dnd dne dng dni dnk dnn dno dnp dnr dnt doa dob dod doe dog doi dok don doo dop dor dot dpa dpb dpd dpe dpg dpi dpk dpn dpo dpp dpr dpt dra drb drd dre drg dri drk drn dro drp drr drt dta dtb dtd dte dtg dti dtk dtn dto dtp dtr dtt eaa eab ead eae eag eai eak ean eao eap ear eat eba ebb ebd ebe ebg ebi ebk ebn ebo ebp ebr ebt ed- eda edb edd ede edg edi edk edn edo edp edr edt eea eeb eed eee eeg eek een eeo eep eer eet ega egb egd ege egg egi egn ego egp egr egt eia eib eid eie eig eii eik ein eio eip eir eit eka ekb ekd eke ekg eki eko ekp ekr ekt en- ena enb end ene eng eni enk enn eno enp enr ent eo- eoa eob eod eoe eog eoi eok eon eoo eop eor eot ep- epa epb epd epe epg epi epn epo epp epr ept era erb erd ere erg eri erk ern ero erp err ert eta etb etd ete etg eti etk etn eto etp etr ett g-d g-p gaa gab gad gae gag gai gak gan gao gap gar gat gba gbd gbe gbg gbi gbk gbn gbo gbp gbr gbt gda gdb gdd gde gdi gdk gdn gdo gdp gdr gdt ge- gea geb ged gee geg gei gek gen geo gep ger get gga ggb ggd ggg ggi ggn ggo ggp ggr ggt gia gib gid gie gig gii gik gin gio gip gir git gka gkb gkd gkn gko gkp gkt gna gnb gnd gne gni gnn gno gnp gnr gnt goa gob god goe gog goi gok gon goo gop gor got gpa gpb gpd gpe gpg gpi gpk gpn gpo gpp gpr gpt gra grb grd gre grg gri grk grn gro grp grr grt gta gtb gtd gte gtg gti gtk gtn gto gtp gtr gtt i-d ia- iaa iab iad iae iag iai ian iao iap iar iat iba ibb ibd ibe ibg ibi ibk ibn ibo ibp ibr ibt ida idb idd ide idg idi idk idn ido idp idr idt ie- iea ied iee ieg iei iek ien iep ier iet iga igb igd ige igg igi igk ign igo igp igr igt iia iib iid iie iii iin iio iip iir iit ika ikb ike iki ikk iko ikr ikt in- ina inb ind ine ing ini ink inn ino inp inr int io- ioa iob iod ioe iog ioi ion ioo iop ior iot ipa ipb ipd ipe ipg ipi ipn ipo ipp ipr ipt ir- ira irb ird ire irg iri irk irn iro irp irr irt ita itb itd ite itg iti itk itn ito itp itt k-t ka- kaa kab kad kae kag kai kak kan kao kap kar kat kba kbb kbd kbe kbi kbk kbn kbo kbp kbr kda kdb kde kdg kdk kdo kdp kdr kdt ke- kea keb ked kee keg kei kek ken keo kep ker ket kga kgb kgd kgi kgo kgp kia kib kid kie kig kii kik kin kio kip kir kit kkb kke kki kkk kkn kkp kkr kkt kn- kna knd kne kng kni knk knn kno knp knr knt koa kob kod koe kog koi kok kon koo kop kor kot kpa kpd kpe kpi kpk kpn kpo kpp kpr kpt kra krd krg kri krk krn kro krp krr krt kta ktb kte ktg ktk ktn kto ktp ktr ktt n-i naa nab nad nae nag nai nak nan nao nap nar nat nba nbb nbd nbe