-er -ic bbb bbc bbd bbe bbg bbi bbo bbr bcb bcc bcd bce bcg bci bco bcr bcv bdb bdc bdd bde bdg bdi bdo bdr bdv be- beb bec bed bee beg bei beo ber bev bgb bgc bgd bge bgg bgi bgo bgr bgv bi- bib bic bid bie big bii bio bir biv bob boc bod boe bog boi boo bor bov brb brd bre brg bri bro brr brv bvb bvc bvd bve bvg bvi bvo bvr bvv c-- cbb cbc cbd cbe cbg cbi cbo cbr cbv ccb ccc ccd cce ccg cci cco ccr ccv cdb cdc cdd cde cdg cdi cdo cdr cdv ce- ceb cec ced cee ceg cei ceo cer cev cgb cgc cgd cge cgg cgi cgo cgr cgv ci- cib cic cid cie cig cii cio cir civ co- cob coc cod coe cog coi coo cor cov crb crc crd cre crg cri cro crr crv cvb cvc cvd cve cvg cvi cvo cvr cvv dbb dbc dbd dbe dbg dbi dbo dbr dbv dcb dcc dcd dce dcg dci dco dcr dcv ddb ddc ddd dde ddg ddi ddo ddr de- deb dec ded dee deg dei deo der dev dgc dgd dge dgg dgi dgr di- dib dic did die dig dii dio dir div dob doc dod doe dog doi doo dor dov drb drc drd dre drg dri dro drr drv dvb dvc dvd dve dvg dvi dvr ebb ebc ebd ebe ebg ebi ebo ebr ebv ec- ecb ecc ecd ece ecg eci eco ecr ecv ed- edb edc edd ede edg edi edo edr eeb eec eed eee eeg eeo eer eev egb egc egd ege egg egi ego egr eib eic eid eie eig eii eio eir eiv eo- eob eoc eod eoe eog eoi eoo eor erb erc erd ere erg eri ero err erv evb evc evd eve evg evi evo evr evv g-d gbc gbd gbe gbg gbi gbo gbr gbv gcb gcc gcd gce gcg gci gco gcr gdb gdc gdd gde gdi gdo gdr gdv ge- geb gec ged gee geg gei geo ger gev ggb ggc ggd ggg ggi ggo ggr ggv gib gic gid gie gig gii gio gir giv gob goc god goe gog goi goo gor gov grb grc grd gre grg gri gro grr grv gvb gvc gvd gve gvg gvi gvo gvr i-d i-v ibb ibc ibd ibe ibg ibi ibo ibr ibv icb icc icd ice icg ici ico icr icv idb idc idd ide idg idi ido idr idv ie- iec ied iee ieg iei ier iev igb igc igd ige igg igi igo igr iib iic iid iie iii iio iir io- iob ioc iod ioe iog ioi ioo ior iov ir- irb irc ird ire irg iri iro irr irv ivb ivc ivd ive ivg ivi ivo ivr ivv o-i ob- obb obc obd obe obg obi obo obr obv oc- ocb occ ocd ocg oci oco ocr ocv odb odc odd ode odg odi odo odr odv oeb oec oed oee oeg oei oeo oer ogc ogd oge ogg ogi ogo oib oic oid oie oii oio oir oiv oo- oob ooc ood oog ooi ooo oor oov or- orb orc ord ore org ori oro orr orv ov- ovb ovc ovd ove ovi ovo ovv rbb rbc rbd rbe rbg rbi rbo rbr rcb rcc rcd rce rcg rci rco rcr rcv rdb rdc rdd rde rdg rdi rdo rdr rdv re- reb rec red ree reg rei reo rer rev rgb rgc rgd rge rgg rgi rgo rgr rgv rib ric rid rie rig rii rio rir riv rob roc rod roe rog roi roo ror rov rrb rrc rrd rrg rri rrr rvb rvc rvd rve rvg rvi rvo rvr rvv v-e vbc vbd vbg vbi vbo vbr vbv vcc vcd vce vci vco vcr vdb vdc vdd vde vdg vdi vdo vdr vdv veb vec ved vee veg vei veo ver vgc vgg vgo vgr vi- vib vic vid vie vig vii vio vir viv vob voc vod voe vog voi voo vor vov vrb vrc vrd vre vrg vri vrr vvb vvc vvg vvi vvo vvr vvv