-er -ic -ji -up c-- c-j ccc ccd cce cci ccj ccp ccr ccu cdc cdd cde cdi cdj cdp cdr cdu ce- cec ced cee cei cej cep cer ceu ci- cic cid cie cii cij cip cir ciu cjc cjd cjp cjr cpc cpd cpe cpi cpj cpp cpr cpu crc crd cre cri crj crp crr cru cuc cud cue cui cup cur cuu dcc dcd dce dci dcp dcr dcu ddc ddd dde ddi ddp ddr ddu de- dec ded dee dei dej dep der deu di- dic did die dii dip dir diu dj- djc djd dje dji djp dpc dpd dpe dpi dpp dpr dpu drc drd dre dri drj drp drr dru duc dud due dui dup dur ec- ecc ecd ece eci ecj ecr ecu ed- edc edd ede edi edj edp edr edu eec eed eee eep eer eic eid eie eii eij eip eir eiu ejc ejd eji ejp eju ep- epc epd epe epi epp epr epu erc erd ere eri erp err eru eu- euc eud eue eui euj eup eur i-d icc icd ice ici icj icp icr icu idc idd ide idi idp idr idu ie- iec ied iee iei iej iep ier iic iid iie iii iij iip iir iiu ijc ije iji iju ipc ipd ipe ipi ipp ipr ipu ir- irc ird ire iri irj irp irr iru iu- iuc iud iue iui iup iur j-d j-i jcc jcd jce jci jcp jcr jcu jdc jde jdi jdp jdr jec jed jee jei jej jep jer jeu jic jie jii jij jip jir jiu jjc jjj jjp jjr jju jpc jpe jpi jpj jpp jpr jrc jri jrp jrr jud jue jui jup jur p-p pcc pcd pce pci pcj pcp pcr pcu pdc pdd pde pdi pdp pdr pdu pec ped pee pei pep per peu pic pid pie pii pij pip pir piu pjc pjd pji pjp ppc ppd ppe ppi ppj ppp ppr ppu prc prd pre pri prp prr pru puc pud pue pui puj pup pur puu rcc rcd rce rci rcj rcp rcr rcu rdc rdd rde rdi rdj rdp rdr rdu re- rec red ree rei rep rer reu ric rid rie rii rip rir rjc rjp rjr rpc rpd rpe rpi rpp rpr rpu rrc rrd rri rrp rrr rru ruc rud rue rui rup rur ruu ucc ucd uce uci ucj ucp ucr ucu udc udd ude udi udj udp udr udu uec ued uee uei uep uer uic uid uie uii uip uir uiu ujc uji up- upc upd upe upi upj upp upr upu ur- urc urd ure uri urp urr uru uuc uue uur uuu