-er -ic c-- ccc cce cch cci cck ccn cco ccr ccu ce- cec cee ceh cei cek cen ceo cer ceu ch- chc che chh chi chk chn cho chr chu ci- cic cie cih cii cik cin cio cir ciu ckc ckh cki cko cn- cnc cne cnh cni cnn cno cnr cnu co- coc coe coh coi cok con coo cor cou crc cre crh cri crk crn cro crr cru cuc cue cuh cui cuk cun cuo cur cuu ec- ecc ece ech eci eck ecn eco ecr ecu eec eee eek een eeo eer ehc ehe ehh ehi ehn eho ehr ehu eic eie eii eik ein eio eir eiu ekc eke ekh eki eko ekr eku en- enc ene enh eni enk enn eno enr enu eo- eoc eoe eoh eoi eok eon eoo eor eou erc ere erh eri erk ern ero err eru eu- euc eue eui eun eur h-i hcc hce hch hci hck hcn hco hcr he- hec hee heh hei hek hen heo her heu hhc hhe hhh hhi hhk hhn hho hhr hhu hic hie hih hii hik hin hio hir hiu hkh hki hkk hkn hko hkr hku hnc hne hnh hnk hnn hno hnu hoc hoe hoh hoi hok hon hoo hor hou hr- hrc hre hrh hri hrk hrn hro hrr hru huc hue huh hui huk hun huo hur huu icc ice ich ici ick icn ico icr icu ie- iec iee iei iek ien ier ihc ihe ihh ihi ihk ihn iho ihr ihu iic iie iih iii iin iio iir iiu ikc ike iki ikk iko ikr iku in- inc ine inh ini ink inn ino inr inu io- ioc ioe ioh ioi ion ioo ior iou ir- irc ire iri irk irn iro irr iru iu- iuc iue iui iur kcc kce kch kci kck kcn kcr kcu ke- kec kee keh kei kek ken keo ker khe khh khi khk khn kho khr khu kic kie kih kii kik kin kio kir kiu kkc kke kkh kki kkk kkn kkr kku kn- knc kne kni knk knn kno knr knu koc koe koh koi kok kon koo kor kou krc kri krk krn kro krr kru kuc kue kuh kui kuk kun kur kuu n-i ncc nce nch nci nck ncn nco ncr ncu ne- nec nee neh nei nek nen neo ner neu nhc nhe nhh nhi nhk nhn nhr nhu nic nie nih nii nik nin nio nir niu nkc nke nki nkk nkn nko nkr nku nnc nne nnh nni nnk nnn nno nnu no- noc noe noh noi nok non noo nor nou nrc nre nri nrk nrn nro nrr nru nuc nue nuh nui nuk nun nuo nur nuu o-i oc- occ och oci ock ocn oco ocr ocu oec oee oeh oei oen oeo oer ohc ohe ohh ohi ohn oho ohr ohu oic oie oii oik oin oio oir oiu okc oke oki okk oko okr oku on- onc one onh oni onk onn ono onr onu oo- ooc ooh ooi ook oon ooo oor or- orc ore orh ori ork orn oro orr oru ou- ouc oue ouh oui ouk oun ouo our rcc rce rch rci rcn rco rcr rcu re- rec ree reh rei rek ren reo rer reu rh- rhc rhe rhh rhi rhn rho rhr rhu ric rie rih rii rik rin rio rir rkc rke rkk rko rku rnc rnh rni rnn rno rnr rnu roc roe roh roi rok ron roo ror rou rrc rrh rri rrk rrn rrr rru ruc rue ruh rui ruk run ruo rur ruu ucc uce uch uci uck ucn uco ucr ucu uec uee ueh uei uen uer uhc uhe uhh uhi uho uhr uhu uic uie uii uin uio uir uiu ukc uke uki ukk ukn ukr uku un- unc une unh uni unk unn uno unr unu uoc uoe uok uon uoo uor ur- urc ure uri urk urn uro urr uru uuc uue uun uur uuu