-al -er -ic -up a-a a-b a-c a-i aaa aab aac aae aag aai aak aal aan aap aar aas aau ab- aba abb abc abe abg abi abk abl abn abp abr abs abu ac- aca acb acc ace acg aci ack acl acn acp acr acs acu aea aeb aec aee aeg aei aek ael aen aep aer aes aeu ag- aga agb agc age agg agi agk agl agn agp agr ags agu ai- aia aib aic aie aig aii aik ail ain aip air ais aiu aka akb akc ake akg aki akk akl akn akp akr aks aku al- ala alb alc ale alg ali alk all aln alp alr als alu an- ana anb anc ane ang ani ank anl ann anp anr ans anu ap- apa apb apc ape apg api apk apl apn app apr aps apu ar- ara arb arc are arg ari ark arl arn arp arr ars aru as- asa asb asc ase asg asi ask asl asn asp asr ass asu au- aua aub auc aue aug aui auk aul aun aup aur aus b-p b-u baa bab bac bae bag bai bak bal ban bap bar bas bau bba bbb bbc bbe bbg bbi bbk bbl bbn bbp bbr bbs bbu bca bcb bcc bce bcg bci bck bcl bcn bcp bcr bcs bcu be- bea beb bec bee beg bei bek bel ben bep ber bes beu bga bgb bgc bge bgg bgi bgk bgl bgn bgp bgr bgs bgu bi- bia bib bic bie big bii bik bil bin bip bir bis biu bka bkb bkc bke bkg bkk bkl bkn bkp bkr bks bla blb blc ble blg bli blk bll bln blp blr bls blu bna bnb bnc bne bng bni bnk bnl bnn bnp bnr bns bnu bpa bpb bpc bpe bpg bpi bpl bpn bpp bpr bps bpu bra brb bre brg bri brk brl brn brp brr brs bru bsa bsb bsc bse bsg bsi bsk bsl bsn bsp bsr bss bsu bua bub buc bue bug bui buk bul bun bup bur bus buu c-- caa cab cac cae cag cai cak cal can cap car cas cau cba cbb cbc cbe cbg cbi cbk cbl cbn cbp cbr cbs cbu cca ccb ccc cce ccg cci cck ccl ccn ccp ccr ccs ccu ce- cea ceb cec cee ceg cei cek cel cen cep cer ces ceu cga cgb cgc cge cgg cgi cgl cgn cgp cgr cgs cgu ci- cia cib cic cie cig cii cik cil cin cip cir cis ciu cka ckb ckc cki cks cl- cla clb clc cle clg cli clk cll cln clp clr cls clu cn- cna cnb cnc cne cng cni cnl cnn cnp cnr cns cnu cpa cpb cpc cpe cpg cpi cpk cpl cpn cpp cpr cps cpu cra crb crc cre crg cri crk crl crn crp crr crs cru csa csb csc cse csg csi csk csl csn csp csr css csu cua cub cuc cue cug cui cuk cul cun cup cur cus cuu eaa eab eac eae eag eai eak eal ean eap ear eas eau eba ebb ebc ebe ebg ebi ebk ebl ebn ebp ebr ebs ebu ec- eca ecb ecc ece ecg eci eck ecl ecn ecr ecs ecu eea eeb eec eee eeg eek eel een eep eer ees ega egb egc ege egg egi egl egn egp egr egs egu eia eib eic eie eig eii eik eil ein eip eir eis eiu eka ekb ekc eke ekg eki ekl ekp ekr eks eku ela elb elc ele elg eli elk ell eln elp elr els elu en- ena enb enc ene eng eni enk enl enn enp enr ens enu ep- epa epb epc epe epg epi epl epn epp epr eps epu era erb erc ere erg eri erk erl ern erp err ers eru es- esa esb esc ese esg esi esk esl esn esp esr ess esu eu- eua eub euc eue eug eui eul eun eup eur eus g-p gaa gab gac gae gag gai gak gal gan gap gar gas gau gba gbc gbe gbg gbi gbk gbl gbn gbp gbr gbs gbu gca gcb gcc gce gcg gci gck gcl gcn gcp gcr gcs gcu ge- gea geb gec gee geg gei gek gel gen gep ger ges geu gga ggb ggc ggg ggi ggn ggp ggr ggs ggu gia gib gic gie gig gii gik gil gin gip gir gis giu gka gkb gkn gkp gks gla glb glc gle glg gli glk gll gln glp glr gls glu gna gnb gnc gne gni gnl gnn gnp gnr gns gnu gpa gpb gpc gpe gpg gpi gpk gpl gpn gpp gpr gps gpu gra grb grc gre grg gri grk grl grn grp grr grs gru gsa gsb gsc gse gsg gsi gsk gsl gsn gsp gsr gss gsu gu- gua gub guc gue gug gui guk gul gun gup gur gus guu ia- iaa iab iac iae iag iai ial ian iap iar ias iau iba ibb ibc ibe ibg ibi ibk ibl ibn ibp ibr ibs ibu ica icb icc ice icg ici ick icl icn icp icr ics icu ie- iea iec iee ieg iei iek iel ien iep ier ies iga igb igc ige igg igi igk igl ign igp igr igs igu iia iib iic iie iii iil iin iip iir iis iiu ika ikb ikc ike iki ikk ikl ikr iks iku il- ila ilb ilc ile ilg ili ilk ill iln ilp ilr ils ilu in- ina inb inc ine ing ini ink inl inn inp inr ins inu ipa ipb ipc ipe ipg ipi ipl ipn ipp ipr ips ipu ir- ira irb irc ire irg iri irk irl irn irp irr irs iru is- isa isb isc ise isg isi isk isl isn isp isr iss isu iu- iua iub iuc iue