-er -ic c-- ccc ccd cce ccg cci cck ccn cco ccr ccs cct ccu cdc cdd cde cdg cdi cdk cdn cdo cdr cds cdt cdu ce- cec ced cee ceg cei cek cen ceo cer ces cet ceu cgc cgd cge cgg cgi cgn cgo cgr cgs cgt cgu ci- cic cid cie cig cii cik cin cio cir cis cit ciu ckc ckd cki cko cks ckt cn- cnc cnd cne cng cni cnn cno cnr cns cnt cnu co- coc cod coe cog coi cok con coo cor cos cot cou crc crd cre crg cri crk crn cro crr crs crt cru csc csd cse csg csi csk csn cso csr css cst csu ctc ctd cte ctg cti ctk ctn cto ctr cts ctt ctu cuc cud cue cug cui cuk cun cuo cur cus cut cuu dcc dcd dce dcg dci dck dcn dco dcr dcs dct dcu ddc ddd dde ddg ddi ddk ddn ddo ddr dds ddt ddu de- dec ded dee deg dei dek den deo der des det deu dgc dgd dge dgg dgi dgk dgn dgr dgs dgt dgu di- dic did die dig dii dik din dio dir dis dit diu dkc dke dkg dki dkk dko dkr dks dkt dku dnc dnd dne dng dni dnk dnn dno dnr dns dnt doc dod doe dog doi dok don doo dor dos dot dou drc drd dre drg dri drk drn dro drr drs drt dru dsc dsd dse dsg dsi dsk dsn dso dsr dss dst dsu dtc dtd dte dtg dti dtk dtn dto dtr dts dtt dtu duc dud due dug dui duk dun duo dur dus dut ec- ecc ecd ece ecg eci eck ecn eco ecr ecs ect ecu ed- edc edd ede edg edi edk edn edo edr eds edt edu eec eed eee eeg eek een eeo eer ees eet egc egd ege egg egi egn ego egr egs egt egu eic eid eie eig eii eik ein eio eir eis eit eiu ekc ekd eke ekg eki eko ekr eks ekt eku en- enc end ene eng eni enk enn eno enr ens ent enu eo- eoc eod eoe eog eoi eok eon eoo eor eos eot eou erc erd ere erg eri erk ern ero err ers ert eru es- esc esd ese esg esi esk esn eso esr ess est esu etc etd ete etg eti etk etn eto etr ets ett etu eu- euc eud eue eug eui eun eur eus eut g-d gcc gcd gce gcg gci gck gcn gco gcr gcs gct gcu gdc gdd gde gdi gdk gdn gdo gdr gds gdt gdu ge- gec ged gee geg gei gek gen geo ger ges get geu ggc ggd ggg ggi ggn ggo ggr ggs ggt ggu gic gid gie gig gii gik gin gio gir gis git giu gkd gkn gko gks gkt gnc gnd gne gni gnn gno gnr gns gnt gnu goc god goe gog goi gok gon goo gor gos got gou grc grd gre grg gri grk grn gro grr grs grt gru gsc gsd gse gsg gsi gsk gsn gso gsr gss gst gsu gtc gtd gte gtg gti gtk gtn gto gtr gts gtt gtu gu- guc gud gue gug gui guk gun guo gur gus gut guu i-d icc icd ice icg ici ick icn ico icr ics ict icu idc idd ide idg idi idk idn ido idr ids idt idu ie- iec ied iee ieg iei iek ien ier ies iet igc igd ige igg igi igk ign igo igr igs igt igu iic iid iie iii iin iio iir iis iit iiu ikc ike iki ikk iko ikr iks ikt iku in- inc ind ine ing ini ink inn ino inr ins int inu io- ioc iod ioe iog ioi ion ioo ior ios iot iou ir- irc ird ire irg iri irk irn iro irr irs irt iru is- isc isd ise isg isi isk isn iso isr iss ist isu itc itd ite itg iti itk itn ito its itt itu iu- iuc iud iue iug iui iur ius iut k-t kcc kcd kce kcg kci kck kcn kcr kcs kct kcu kdc kde kdg kdk kdo kdr kds kdt kdu ke- kec ked kee keg kei kek ken keo ker kes ket kgc kgd kgi kgo kgs kgu kic kid kie kig kii kik kin kio kir kis kit kiu kkc kke kki kkk kkn kkr kks kkt kku kn- knc knd kne kng kni knk knn kno knr knt knu koc kod koe kog koi kok kon koo kor kos kot kou krc krd krg kri krk krn kro krr krs krt kru ksc ksd kse ksg ksi ksk ksn kso ksr kss kst ksu ktc kte ktg ktk ktn kto ktr kts ktt ktu kuc kud kue kug kui kuk kun kur kus kut kuu n-i ncc ncd nce ncg nci nck ncn nco ncr ncs nct ncu ndc ndd nde ndg ndi ndk ndn ndo ndr nds ndt ndu ne- nec ned nee neg nei nek nen neo ner nes net neu ngc ngd nge ngg ngi ngk ngn ngo ngs ngt ngu nic nid nie nig nii nik nin nio nir nis nit niu nkc nke nki nkk nkn nko nkr nks nkt nku nnc nne nng nni nnk nnn nno nns nnt nnu no- noc nod noe nog noi nok non noo nor nos not nou nrc nrd nre nrg nri nrk nrn nro nrr nrs nrt nru nsc nsd nse nsg nsi nsk nsn nso nsr nss nst nsu ntc ntd nte ntg nti ntk ntn nto ntr nts ntt ntu nuc nud nue nug nui nuk nun nuo nur nus nut nuu o-i oc- occ ocd ocg oci ock ocn oco ocr ocs oct ocu odc odd ode odg odi odn odo odr ods odt odu oec oed oee oeg oei oen oeo