-er -ic -ol -up c-- ccc ccd cce cci ccl cco ccp ccr ccs ccu cdc cdd cde cdi cdl cdo cdp cdr cds cdu ce- cec ced cee cei cel ceo cep cer ces ceu ci- cic cid cie cii cil cio cip cir cis ciu cl- clc cld cle cli cll clo clp clr cls clu co- coc cod coe coi col coo cop cor cos cou cpc cpd cpe cpi cpl cpo cpp cpr cps cpu crc crd cre cri crl cro crp crr crs cru csc csd cse csi csl cso csp csr css csu cuc cud cue cui cul cuo cup cur cus cuu dcc dcd dce dci dcl dco dcp dcr dcs dcu ddc ddd dde ddi ddl ddo ddp ddr dds ddu de- dec ded dee dei del deo dep der des deu di- dic did die dii dil dio dip dir dis diu dl- dlc dld dle dli dll dlo dlp dlr dls dlu doc dod doe doi dol doo dop dor dos dou dpc dpd dpe dpi dpl dpo dpp dpr dps dpu drc drd dre dri drl dro drp drr drs dru dsc dsd dse dsi dsl dso dsp dsr dss dsu duc dud due dui dul duo dup dur dus ec- ecc ecd ece eci ecl eco ecr ecs ecu ed- edc edd ede edi edl edo edp edr eds edu eec eed eee eel eeo eep eer ees eic eid eie eii eil eio eip eir eis eiu elc eld ele eli ell elo elp elr els elu eo- eoc eod eoe eoi eol eoo eop eor eos eou ep- epc epd epe epi epl epo epp epr eps epu erc erd ere eri erl ero erp err ers eru es- esc esd ese esi esl eso esp esr ess esu eu- euc eud eue eui eul eup eur eus i-d icc icd ice ici icl ico icp icr ics icu idc idd ide idi idl ido idp idr ids idu ie- iec ied iee iei iel iep ier ies iic iid iie iii iil iio iip iir iis iiu il- ilc ild ile ili ill ilo ilp ilr ils ilu io- ioc iod ioe ioi iol ioo iop ior ios iou ipc ipd ipe ipi ipl ipo ipp ipr ips ipu ir- irc ird ire iri irl iro irp irr irs iru is- isc isd ise isi isl iso isp isr iss isu iu- iuc iud iue iui iup iur ius l-p lcc lcd lce lci lcl lco lcp lcr lcs lcu ldc ldd lde ldi ldl ldo ldp ldr lds ldu lec led lee lei lel leo lep ler les leu lic lid lie lii lil lio lip lir lis liu llc lld lle lli lll llo llp llr lls llu loc lod loe loi lol loo lop lor los lou lpc lpd lpe lpi lpl lpo lpp lpr lps lpu lrc lrd lri lro lrp lrr lrs lru lsc lsd lse lsi lsl lso lsp lsr lss lsu luc lud lue lui lul luo lup lur lus luu o-i oc- occ ocd oci ocl oco ocp ocr ocs ocu odc odd ode odi odl odo odp odr ods odu oec oed oee oei oel oeo oep oer oes oic oid oie oii oil oio oip oir ois oiu olc old ole oli oll olo olp ols olu oo- ooc ood ooi ool ooo oop oor oos op- opc opd ope opi opl opo opp opr ops or- orc ord ore ori orl oro orp orr ors oru os- osc osd ose osi osl oso osp osr oss osu ou- ouc oud oue oui oul ouo oup our ous p-p pcc pcd pce pci pcl pco pcp pcr pcs pcu pdc pdd pde pdi pdl pdo pdp pdr pds pdu pec ped pee pei pel peo pep per pes peu pic pid pie pii pil pio pip pir pis piu plc pld ple pli pll plo plp plr pls plu poc pod poe poi pol poo pop por pos pou ppc ppd ppe ppi ppl ppo ppp ppr pps ppu prc prd pre pri prl pro prp prr prs pru ps- psc psd pse psi psl pso psp psr pss psu puc pud pue pui pul pup pur pus puu rcc rcd rce rci rcl rco rcp rcr rcs rcu rdc rdd rde rdi rdl rdo rdp rdr rds rdu re- rec red ree rei rel reo rep rer res reu ric rid rie rii ril rio rip rir ris rlc rld rle rli rll rlo rlp rlr rls rlu roc rod roe roi rol roo rop ror ros rou rpc rpd rpe rpi rpl rpo rpp rpr rps rpu rrc rrd rri rrl rrp rrr rrs rru rsc rsd rse rsi rsl rso rsp rsr rss rsu ruc rud rue rui ruo rup rur rus ruu scc scd sce sci scl sco scp scr scs scu sdc sdd sde sdi sdl sdo sdp sdr sds sdu se- sec sed see sei sel seo sep ser ses seu sic sid sie sii sil sio sip sir sis siu slc sld sle sli sll slo slp slr sls slu soc sod soe soi sol soo sop sor sos sou spc spd spe spi spl spo spp spr sps spu sr- src srd sre sri srl sro srp srr srs ss- ssc ssd sse ssi ssl sso ssp ssr sss ssu suc sud sue sui sul suo sup sur sus suu ucc ucd uce uci ucl uco ucp ucr ucs ucu udc udd ude udi udl udo udp udr uds udu uec ued uee uei uel uep uer ues uic uid uie uii uil uio uip uir uis uiu ulc uld ule uli ull ulo ulp ulr uls ulu uoc uod uoe uol uoo uop uor uos up- upc upd upe upi upo upp upr ups upu ur- urc urd ure uri url uro urp urr urs uru usc usd use usi usl uso usp usr uss usu