-ic -up b-p b-u bbb bbc bbe bbi bbp bbs bbu bcb bcc bce bci bcp bcs bcu be- beb bec bee bei bep bes beu bi- bib bic bie bii bip bis biu bpb bpc bpe bpi bpp bps bpu bsb bsc bse bsi bsp bss bsu bub buc bue bui bup bus buu c-- cbb cbc cbe cbi cbp cbs cbu ccb ccc cce cci ccp ccs ccu ce- ceb cec cee cei cep ces ceu ci- cib cic cie cii cip cis ciu cpb cpc cpe cpi cpp cps cpu csb csc cse csi csp css csu cub cuc cue cui cup cus cuu ebb ebc ebe ebi ebp ebs ebu ec- ecb ecc ece eci ecs ecu eeb eec eee eep ees eib eic eie eii eip eis eiu ep- epb epc epe epi epp eps epu es- esb esc ese esi esp ess esu eu- eub euc eue eui eup eus ibb ibc ibe ibi ibp ibs ibu icb icc ice ici icp ics icu ie- iec iee iei iep ies iib iic iie iii iip iis iiu ipb ipc ipe ipi ipp ips ipu is- isb isc ise isi isp iss isu iu- iub iuc iue iui iup ius p-p pbb pbc pbe pbi pbp pbs pbu pcb pcc pce pci pcp pcs pcu peb pec pee pei pep pes peu pib pic pie pii pip pis piu ppb ppc ppe ppi ppp pps ppu ps- psb psc pse psi psp pss psu pub puc pue pui pup pus puu sbb sbc sbe sbi sbp sbs sbu scb scc sce sci scp scs scu se- seb sec see sei sep ses seu sib sic sie sii sip sis siu spb spc spe spi spp sps spu ss- ssb ssc sse ssi ssp sss ssu sub suc sue sui sup sus suu ubb ubc ube ubi ubp ubs ubu ucb ucc uce uci ucp ucs ucu ueb uec uee uei uep ues uib uic uie uii uip uis uiu up- upb upc upe upi upp ups upu usb usc use usi usp uss usu uuc uue uus uuu