bbb bbc bbd bbe bbg bbm bbo bcb bcc bcd bce bcg bcm bco bdb bdc bdd bde bdg bdm bdo be- beb bec bed bee beg bem beo bgb bgc bgd bge bgg bgm bgo bmb bmc bmd bme bmg bmm bmo bob boc bod boe bog bom boo c-- cbb cbc cbd cbe cbg cbm cbo ccb ccc ccd cce ccg ccm cco cdb cdc cdd cde cdg cdm cdo ce- ceb cec ced cee ceg cem ceo cgb cgc cgd cge cgg cgm cgo cmb cmc cmd cme cmg cmm cmo co- cob coc cod coe cog com coo dbb dbc dbd dbe dbg dbm dbo dcb dcc dcd dce dcg dcm dco ddb ddc ddd dde ddg ddm ddo de- deb dec ded dee deg dem deo dgc dgd dge dgg dgm dmb dmc dmd dme dmg dmm dmo dob doc dod doe dog dom doo ebb ebc ebd ebe ebg ebm ebo ec- ecb ecc ecd ece ecg ecm eco ed- edb edc edd ede edg edm edo eeb eec eed eee eeg eem eeo egb egc egd ege egg egm ego em- emb emc emd eme emg emm emo eo- eob eoc eod eoe eog eom eoo g-d gbc gbd gbe gbg gbm gbo gcb gcc gcd gce gcg gcm gco gdb gdc gdd gde gdm gdo ge- geb gec ged gee geg gem geo ggb ggc ggd ggg ggm ggo gmb gmc gmd gme gmg gmm gmo gob goc god goe gog gom goo m-o mbb mbc mbd mbe mbg mbm mbo mc- mcb mcc mcd mce mcg mcm mco mdb mdc mdd mde mdg mdm mdo meb mec med mee meg mem meo mgb mgc mgd mge mgm mgo mmb mmc mmd mme mmg mmm mmo mob moc mod moe mog mom moo ob- obb obc obd obe obg obm obo oc- ocb occ ocd ocg ocm oco odb odc odd ode odg odm odo oeb oec oed oee oeg oem oeo ogc ogd oge ogg ogo om- omb omc omd ome omg omm omo oo- oob ooc ood oog oom ooo