-er -ic -ol c-- ccc cce cch cci ccl cco ccr ccs ccu ce- cec cee ceh cei cel ceo cer ces ceu ch- chc che chh chi chl cho chr chs chu ci- cic cie cih cii cil cio cir cis ciu cl- clc cle clh cli cll clo clr cls clu co- coc coe coh coi col coo cor cos cou crc cre crh cri crl cro crr crs cru csc cse csh csi csl cso csr css csu cuc cue cuh cui cul cuo cur cus cuu ec- ecc ece ech eci ecl eco ecr ecs ecu eec eee eel eeo eer ees ehc ehe ehh ehi ehl eho ehr ehs ehu eic eie eii eil eio eir eis eiu elc ele elh eli ell elo elr els elu eo- eoc eoe eoh eoi eol eoo eor eos eou erc ere erh eri erl ero err ers eru es- esc ese esh esi esl eso esr ess esu eu- euc eue eui eul eur eus h-i hcc hce hch hci hcl hco hcr hcs he- hec hee heh hei hel heo her hes heu hhc hhe hhh hhi hhl hho hhr hhs hhu hic hie hih hii hil hio hir his hiu hlc hle hlh hli hll hlo hlr hls hlu hoc hoe hoh hoi hol hoo hor hos hou hr- hrc hre hrh hri hrl hro hrr hrs hru hsc hse hsh hsi hsl hsr hss hsu huc hue huh hui hul huo hur hus huu icc ice ich ici icl ico icr ics icu ie- iec iee iei iel ier ies ihc ihe ihh ihi ihl iho ihr ihs ihu iic iie iih iii iil iio iir iis iiu il- ilc ile ilh ili ill ilo ilr ils ilu io- ioc ioe ioh ioi iol ioo ior ios iou ir- irc ire iri irl iro irr irs iru is- isc ise ish isi isl iso isr iss isu iu- iuc iue iui iur ius lcc lce lch lci lcl lco lcr lcs lcu lec lee leh lei lel leo ler les leu lhc lhh lhi lho lhr lhs lhu lic lie lih lii lil lio lir lis liu llc lle lli lll llo llr lls llu loc loe loh loi lol loo lor los lou lrc lrh lri lro lrr lrs lru lsc lse lsh lsi lsl lso lsr lss lsu luc lue luh lui lul luo lur lus luu o-i oc- occ och oci ocl oco ocr ocs ocu oec oee oeh oei oel oeo oer oes ohc ohe ohh ohi ohl oho ohr ohs ohu oic oie oii oil oio oir ois oiu olc ole oli oll olo ols olu oo- ooc ooh ooi ool ooo oor oos or- orc ore orh ori orl oro orr ors oru os- osc ose osh osi osl oso osr oss osu ou- ouc oue ouh oui oul ouo our ous rcc rce rch rci rcl rco rcr rcs rcu re- rec ree reh rei rel reo rer res reu rh- rhc rhe rhh rhi rhl rho rhr rhs rhu ric rie rih rii ril rio rir ris rlc rle rlh rli rll rlo rlr rls rlu roc roe roh roi rol roo ror ros rou rrc rrh rri rrl rrr rrs rru rsc rse rsh rsi rsl rso rsr rss rsu ruc rue ruh rui ruo rur rus ruu scc sce sch sci scl sco scr scs scu se- sec see seh sei sel seo ser ses seu sh- shc she shh shi shl sho shr shs shu sic sie sih sii sil sio sir sis siu slc sle slh sli sll slo slr sls slu soc soe soh soi sol soo sor sos sou sr- src sre srh sri srl sro srr srs ss- ssc sse ssh ssi ssl sso ssr sss ssu suc sue suh sui sul suo sur sus suu ucc uce uch uci ucl uco ucr ucs ucu uec uee ueh uei uel uer ues uhc uhe uhh uhi uhl uho uhr uhs uhu uic uie uii uil uio uir uis uiu ulc ule uli ull ulo ulr uls ulu uoc uoe uol uoo uor uos ur- urc ure uri url uro urr urs uru usc use ush usi usl uso usr uss usu uuc uue uur uus uuu