-ic -ji b-u bbb bbc bbe bbi bbo bbu bbx bcb bcc bce bci bcj bco bcu bcx be- beb bec bee bei beo beu bex bi- bib bic bie bii bij bio biu bix bjc bji bjj bju bob boc boe boi boj boo bou box bub buc bue bui buj buo buu bux bxb bxi bxj bxo bxx c-- c-j cbb cbc cbe cbi cbj cbo cbu cbx ccb ccc cce cci ccj cco ccu ccx ce- ceb cec cee cei cej ceo ceu cex ci- cib cic cie cii cij cio ciu cix cjb cjc co- cob coc coe coi coj coo cou cox cub cuc cue cui cuo cuu cxc cxi cxj cxo cxx ebb ebc ebe ebi ebj ebo ebu ebx ec- ecb ecc ece eci ecj eco ecu ecx eeb eec eee eeo eex eib eic eie eii eij eio eiu eix ejc eji ejo eju eo- eob eoc eoe eoi eoo eou eu- eub euc eue eui euj eux ex- exc exe exi exo exu exx ibb ibc ibe ibi ibj ibo ibu ibx icb icc ice ici icj ico icu ie- iec iee iei iej iex iib iic iie iii iij iio iiu iix ijb ijc ije iji ijo iju io- iob ioc ioe ioi ioj ioo iou iu- iub iuc iue iui ixc ixe ixi j-i jbc jbi jbj jbo jbu jcb jcc jce jci jco jcu jeb jec jee jei jej jeo jeu jib jic jie jii jij jio jiu jjb jjc jjj jju job joc joe joi joj joo jou jub jue jui juo o-i ob- obb obc obe obi obj obo obu obx oc- ocb occ oci ocj oco ocu ocx oeb oec oee oei oeo oex oib oic oie oii oio oiu ojb ojc oje oji ojo oju oo- oob ooc ooi ooo oox ou- ouc oue oui ouo ox- oxb oxc oxi oxo oxx ubb ubc ube ubi ubo ubu ubx ucb ucc uce uci ucj uco ucu ueb uec uee uei uib uic uie uii uio uiu ujc uji ujo uob uoc uoe uoj uoo uox uuc uue uuu uxb uxc uxo uxu xbc xbe xbx xcb xci xcx xee xeu xex xic xie xii xio xiu xix xjo xoc xoi xoo xox xue xui xxi xxo xxx