b-p bbb bbc bbe bbh bbl bbp bcb bcc bce bch bcl bcp be- beb bec bee beh bel bep bhb bhc bhe bhh bhl bhp blb blc ble blh bll blp bpb bpc bpe bph bpl bpp c-- cbb cbc cbe cbh cbl cbp ccb ccc cce cch ccl ccp ce- ceb cec cee ceh cel cep ch- chb chc che chh chl chp cl- clb clc cle clh cll clp cpb cpc cpe cph cpl cpp ebb ebc ebe ebh ebl ebp ec- ecb ecc ece ech ecl eeb eec eee eel eep ehb ehc ehe ehh ehl ehp elb elc ele elh ell elp ep- epb epc epe eph epl epp hbb hbc hbe hbh hbl hbp hcb hcc hce hch hcl hcp he- heb hec hee heh hel hep hhb hhc hhe hhh hhl hhp hlb hlc hle hlh hll hlp hpb hpc hpe hph hpl hpp l-p lbb lbc lbe lbh lbl lbp lcb lcc lce lch lcl lcp leb lec lee leh lel lep lhb lhc lhh lhp llb llc lle lll llp lpb lpc lpe lph lpl lpp p-p pbb pbc pbe pbl pbp pcb pcc pce pch pcl pcp peb pec pee peh pel pep phb phc phe phl php plb plc ple plh pll plp ppb ppc ppe pph ppl ppp