-er a-a a-b a-i aaa aab aad aae aag aai aao aar aas aav ab- aba abb abd abe abg abi abo abr abs abv ad- ada adb add ade adg adi ado adr ads adv aea aeb aed aee aeg aei aeo aer aes aev ag- aga agb agd age agg agi ago agr ags agv ai- aia aib aid aie aig aii aio air ais aiv aoa aob aod aoe aog aoi aoo aor aos aov ar- ara arb ard are arg ari aro arr ars arv as- asa asb asd ase asg asi aso asr ass asv av- ava avb avd ave avg avi avo avr avs baa bab bad bae bag bai bao bar bas bav bba bbb bbd bbe bbg bbi bbo bbr bbs bda bdb bdd bde bdg bdi bdo bdr bds bdv be- bea beb bed bee beg bei beo ber bes bev bga bgb bgd bge bgg bgi bgo bgr bgs bgv bi- bia bib bid bie big bii bio bir bis biv boa bob bod boe bog boi boo bor bos bov bra brb brd bre brg bri bro brr brs brv bsa bsb bsd bse bsg bsi bso bsr bss bsv bva bvb bvd bve bvg bvi bvo bvr bvs bvv daa dab dad dae dag dai dao dar das dav dba dbb dbd dbe dbg dbi dbo dbr dbs dbv dda ddb ddd dde ddg ddi ddo ddr dds de- dea deb ded dee deg dei deo der des dev dga dgd dge dgg dgi dgr dgs di- dia dib did die dig dii dio dir dis div doa dob dod doe dog doi doo dor dos dov dra drb drd dre drg dri dro drr drs drv dsa dsb dsd dse dsg dsi dso dsr dss dsv dva dvb dvd dve dvg dvi dvr dvs eaa eab ead eae eag eai eao ear eas eav eba ebb ebd ebe ebg ebi ebo ebr ebs ebv ed- eda edb edd ede edg edi edo edr eds eea eeb eed eee eeg eeo eer ees eev ega egb egd ege egg egi ego egr egs eia eib eid eie eig eii eio eir eis eiv eo- eoa eob eod eoe eog eoi eoo eor eos era erb erd ere erg eri ero err ers erv es- esa esb esd ese esg esi eso esr ess esv eva evb evd eve evg evi evo evr evs evv g-d gaa gab gad gae gag gai gao gar gas gav gba gbd gbe gbg gbi gbo gbr gbs gbv gda gdb gdd gde gdi gdo gdr gds gdv ge- gea geb ged gee geg gei geo ger ges gev gga ggb ggd ggg ggi ggo ggr ggs ggv gia gib gid gie gig gii gio gir gis giv goa gob god goe gog goi goo gor gos gov gra grb grd gre grg gri gro grr grs grv gsa gsb gsd gse gsg gsi gso gsr gss gsv gva gvb gvd gve gvg gvi gvo gvr gvs i-d i-v ia- iaa iab iad iae iag iai iao iar ias iav iba ibb ibd ibe ibg ibi ibo ibr ibs ibv ida idb idd ide idg idi ido idr ids idv ie- iea ied iee ieg iei ier ies iev iga igb igd ige igg igi igo igr igs iia iib iid iie iii iio iir iis io- ioa iob iod ioe iog ioi ioo ior ios iov ir- ira irb ird ire irg iri iro irr irs irv is- isa isb isd ise isg isi iso isr iss isv iva ivb ivd ive ivg ivi ivo ivr ivs ivv o-i oaa oab oad oae oag oai oao oar oas oav ob- oba obb obd obe obg obi obo obr obs obv oda odb odd ode odg odi odo odr ods odv oea oeb oed oee oeg oei oeo oer oes oga ogd oge ogg ogi ogo ogs oia oib oid oie oii oio oir ois oiv oo- ooa oob ood oog ooi ooo oor oos oov or- ora orb ord ore org ori oro orr ors orv os- osa osb osd ose osg osi oso osr oss osv ov- ova ovb ovd ove ovi ovo ovs ovv ra- raa rab rad rae rag rai rao rar ras rav rba rbb rbd rbe rbg rbi rbo rbr rbs rda rdb rdd rde rdg rdi rdo rdr rds rdv re- rea reb red ree reg rei reo rer res rev rga rgb rgd rge rgg rgi rgo rgr rgs rgv ria rib rid rie rig rii rio rir ris riv roa rob rod roe rog roi roo ror ros rov rra rrb rrd rrg rri rrr rrs rsa rsb rsd rse rsg rsi rso rsr rss rsv rva rvb rvd rve rvg rvi rvo rvr rvs rvv saa sab sad sae sag sai sao sar sas sav sba sbb sbd sbe sbg sbi sbo sbr sbs sbv sda sdb sdd sde sdg sdi sdo sdr sds sdv se- sea seb sed see seg sei seo ser ses sev sga sgb sgd sge sgg sgi sgo sgr sgs sgv sia sib sid sie sig sii sio sir sis siv soa sob sod soe sog soi soo sor sos sov sr- sra srb srd sre srg sri sro srr srs srv ss- ssa ssb ssd sse ssg ssi sso ssr sss ssv sva svb svd sve svg svi svo svr svs svv v-a v-e vaa vab vad vae vag vai vao var vas vav vba vbd vbg vbi vbo vbr vbs vbv vdb vdd vde vdg vdi vdo vdr vds vdv vea veb ved vee veg vei veo ver ves vga vgg vgo vgr vgs vi- via vib vid vie vig vii vio vir vis viv voa vob vod voe vog voi voo vor vos vov vra vrb vrd vre vrg vri vrr vrs vsa vsb vsd vse vsg vsi vso vsr vss vsv vva vvb vvg vvi vvo vvr vvs vvv

-ase -ose a-be a-do a-ii