-er -ic a-a a-b a-c a-i aaa aab aac aae aag aah aai aan aap aar ab- aba abb abc abe abg abh abi abn abp abr ac- aca acb acc ace acg ach aci acn acp acr aea aeb aec aee aeg aeh aei aen aep aer ag- aga agb agc age agg agh agi agn agp agr aha ahb ahc ahe ahg ahh ahi ahn ahp ahr ai- aia aib aic aie aig aih aii ain aip air an- ana anb anc ane ang anh ani ann anp anr ap- apa apb apc ape apg aph api apn app apr ar- ara arb arc are arg arh ari arn arp arr b-p baa bab bac bae bag bah bai ban bap bar bba bbb bbc bbe bbg bbh bbi bbn bbp bbr bca bcb bcc bce bcg bch bci bcn bcp bcr be- bea beb bec bee beg beh bei ben bep ber bga bgb bgc bge bgg bgh bgi bgn bgp bgr bha bhb bhc bhe bhg bhh bhi bhp bhr bi- bia bib bic bie big bih bii bin bip bir bna bnb bnc bne bng bni bnn bnp bnr bpa bpb bpc bpe bpg bph bpi bpn bpp bpr bra brb bre brg brh bri brn brp brr c-- caa cab cac cae cag cah cai can cap car cba cbb cbc cbe cbg cbh cbi cbn cbp cbr cca ccb ccc cce ccg cch cci ccn ccp ccr ce- cea ceb cec cee ceg ceh cei cen cep cer cga cgb cgc cge cgg cgh cgi cgn cgp cgr ch- cha chb chc che chg chh chi chn chp chr ci- cia cib cic cie cig cih cii cin cip cir cn- cna cnb cnc cne cng cnh cni cnn cnp cnr cpa cpb cpc cpe cpg cph cpi cpn cpp cpr cra crb crc cre crg crh cri crn crp crr eaa eab eac eae eag eah eai ean eap ear eba ebb ebc ebe ebg ebh ebi ebn ebp ebr ec- eca ecb ecc ece ecg ech eci ecn ecr eea eeb eec eee eeg een eep eer ega egb egc ege egg egh egi egn egp egr eha ehb ehc ehe ehg ehh ehi ehn ehp ehr eia eib eic eie eig eii ein eip eir en- ena enb enc ene eng enh eni enn enp enr ep- epa epb epc epe epg eph epi epn epp epr era erb erc ere erg erh eri ern erp err g-p gaa gab gac gae gag gah gai gan gap gar gba gbc gbe gbg gbh gbi gbn gbp gbr gca gcb gcc gce gcg gch gci gcn gcp gcr ge- gea geb gec gee geg geh gei gen gep ger gga ggb ggc ggg ggh ggi ggn ggp ggr gha ghb ghc ghe ghg ghh ghi ghn ghp ghr gia gib gic gie gig gih gii gin gip gir gna gnb gnc gne gni gnn gnp gnr gpa gpb gpc gpe gpg gph gpi gpn gpp gpr gra grb grc gre grg grh gri grn grp grr h-i haa hab hac hae hag hah hai han hap har hba hbb hbc hbe hbg hbh hbi hbn hbp hbr hca hcb hcc hce hcg hch hci hcn hcp hcr he- hea heb hec hee heg heh hei hen hep her hga hgb hgc hge hgg hgh hgi hgn hgp hgr hha hhb hhc hhe hhg hhh hhi hhn hhp hhr hia hib hic hie hig hih hii hin hip hir hna hnb hnc hne hng hnh hnn hpa hpb hpc hpe hpg hph hpi hpn hpp hpr hr- hra hrb hrc hre hrg hrh hri hrn hrp hrr ia- iaa iab iac iae iag iah iai ian iap iar iba ibb ibc ibe ibg ibh ibi ibn ibp ibr ica icb icc ice icg ich ici icn icp icr ie- iea iec iee ieg iei ien iep ier iga igb igc ige igg igh igi ign igp igr iha ihb ihc ihe ihg ihh ihi ihn ihp ihr iia iib iic iie iih iii iin iip iir in- ina inb inc ine ing inh ini inn inp inr ipa ipb ipc ipe ipg ipi ipn ipp ipr ir- ira irb irc ire irg iri irn irp irr n-i naa nab nac nae nag nah nai nan nap nar nba nbb nbc nbe nbg nbi nbn nbp nbr nca ncb ncc nce ncg nch nci ncn ncp ncr ne- nea neb nec nee neg neh nei nen nep ner nga ngb ngc nge ngg ngh ngi ngn ngp nha nhb nhc nhe nhg nhh nhi nhn nhp nhr nia nib nic nie nig nih nii nin nip nir nna nnb nnc nne nng nnh nni nnn nnp npa npb npc npe npg nph npi npn npp npr nra nrb nrc nre nrg nri nrn nrp nrr p-p paa pab pac pae pag pah pai pan pap par pba pbb pbc pbe pbg pbi pbn pbp pbr pca pcb pcc pce pcg pch pci pcn pcp pcr pea peb pec pee peg peh pei pen pep per pga pgb pgc pge pgg pgh pgi pgn pgp pgr pha phb phc phe phg phi phn php phr pia pib pic pie pig pih pii pin pip pir pn- pna pnb pnc pne png pnh pni pnn pnp pnr ppa ppb ppc ppe ppg pph ppi ppn ppp ppr pra prb prc pre prg prh pri prn prp prr ra- raa rab rac rae rag rah rai ran rap rar rba rbb rbc rbe rbg rbh rbi rbn rbp rbr rca rcb rcc rce rcg rch rci rcn rcp rcr re- rea reb rec ree reg reh rei ren rep rer rga rgb rgc rge rgg rgh rgi rgn rgp rgr rh- rha rhb rhc rhe rhg rhh rhi rhn rhp rhr ria rib ric rie rig rih rii rin rip rir rna rnb rnc rng rnh rni rnn rnp rnr rpa rpb rpc rpe rpg rph