-al -er -up a-a a-b a-c aaa aab aac aae aag aal aam aap aar aas aau ab- aba abb abc abe abg abl abm abp abr abs abu ac- aca acb acc ace acg acl acm acp acr acs acu aea aeb aec aee aeg ael aem aep aer aes aeu ag- aga agb agc age agg agl agm agp agr ags agu al- ala alb alc ale alg all alm alp alr als alu ama amb amc ame amg aml amm amp amr ams amu ap- apa apb apc ape apg apl apm app apr aps apu ar- ara arb arc are arg arl arm arp arr ars aru as- asa asb asc ase asg asl asm asp asr ass asu au- aua aub auc aue aug aul aum aup aur aus b-p b-u baa bab bac bae bag bal bam bap bar bas bau bba bbb bbc bbe bbg bbl bbm bbp bbr bbs bbu bca bcb bcc bce bcg bcl bcm bcp bcr bcs bcu be- bea beb bec bee beg bel bem bep ber bes beu bga bgb bgc bge bgg bgl bgm bgp bgr bgs bgu bla blb blc ble blg bll blm blp blr bls blu bma bmb bmc bme bmg bml bmm bmp bmr bms bmu bpa bpb bpc bpe bpg bpl bpm bpp bpr bps bpu bra brb bre brg brl brm brp brr brs bru bsa bsb bsc bse bsg bsl bsm bsp bsr bss bsu bua bub buc bue bug bul bum bup bur bus buu c-- caa cab cac cae cag cal cam cap car cas cau cba cbb cbc cbe cbg cbl cbm cbp cbr cbs cbu cca ccb ccc cce ccg ccl ccm ccp ccr ccs ccu ce- cea ceb cec cee ceg cel cem cep cer ces ceu cga cgb cgc cge cgg cgl cgm cgp cgr cgs cgu cl- cla clb clc cle clg cll clm clp clr cls clu cma cmb cmc cme cmg cml cmm cmp cmr cms cmu cpa cpb cpc cpe cpg cpl cpm cpp cpr cps cpu cra crb crc cre crg crl crm crp crr crs cru csa csb csc cse csg csl csm csp csr css csu cua cub cuc cue cug cul cum cup cur cus cuu eaa eab eac eae eag eal eam eap ear eas eau eba ebb ebc ebe ebg ebl ebm ebp ebr ebs ebu ec- eca ecb ecc ece ecg ecl ecm ecr ecs ecu eea eeb eec eee eeg eel eem eep eer ees ega egb egc ege egg egl egm egp egr egs egu ela elb elc ele elg ell elm elp elr els elu em- ema emb emc eme emg eml emm emp emr ems emu ep- epa epb epc epe epg epl epm epp epr eps epu era erb erc ere erg erl erm erp err ers eru es- esa esb esc ese esg esl esm esp esr ess esu eu- eua eub euc eue eug eul eup eur eus g-p gaa gab gac gae gag gal gam gap gar gas gau gba gbc gbe gbg gbl gbm gbp gbr gbs gbu gca gcb gcc gce gcg gcl gcm gcp gcr gcs gcu ge- gea geb gec gee geg gel gem gep ger ges geu gga ggb ggc ggg ggm ggp ggr ggs ggu gla glb glc gle glg gll glm glp glr gls glu gma gmb gmc gme gmg gml gmm gmp gmr gms gpa gpb gpc gpe gpg gpl gpm gpp gpr gps gpu gra grb grc gre grg grl grm grp grr grs gru gsa gsb gsc gse gsg gsl gsm gsp gsr gss gsu gu- gua gub guc gue gug gul gum gup gur gus guu l-p la- laa lab lac lae lag lal lam lap lar las lau lba lbb lbc lbe lbg lbl lbm lbp lbr lbs lbu lca lcb lcc lce lcg lcl lcm lcp lcr lcs lcu lea leb lec lee leg lel lem lep ler les leu lga lgb lgc lge lgg lgl lgm lgp lgr lgs lgu lla llb llc lle llg lll llm llp llr lls llu lma lmb lmc lme lmg lml lmm lmp lmr lms lmu lpa lpb lpc lpe lpg lpl lpm lpp lpr lps lpu lra lrb lrc lrg lrm lrp lrr lrs lru lsa lsb lsc lse lsg lsl lsm lsp lsr lss lsu lua lub luc lue lug lul lum lup lur lus luu m-r maa mab mac mae mag mal mam map mar mas mau mba mbb mbc mbe mbg mbl mbm mbp mbr mbs mbu mc- mca mcb mcc mce mcg mcl mcm mcp mcr mcs mcu mea meb mec mee meg mel mem mep mer mes meu mga mgb mgc mge mgl mgm mgp mgr mgs mgu mla mlb mlc mle mlg mll mlm mlp mlr mls mlu mma mmb mmc mme mmg mml mmm mmp mmr mms mmu mpa mpb mpc mpe mpg mpl mpm mpp mpr mps mpu mra mrb mrc mre mrg mrl mrm mrp mrr mrs mru msa msb msc mse msg msl msm msp msr mss msu mua mub muc mue mug mul mum mup mur mus muu p-p paa pab pac pae pag pal pam pap par pas pau pba pbb pbc pbe pbg pbl pbm pbp pbr pbs pbu pca pcb pcc pce pcg pcl pcm pcp pcr pcs pcu pea peb pec pee peg pel pem pep per pes peu pga pgb pgc pge pgg pgl pgm pgp pgr pgs pla plb plc ple plg pll plm plp plr pls plu pma pmb pmc pme pmg pml pmm pmp pmr pms pmu ppa ppb ppc ppe ppg ppl ppm ppp ppr pps ppu pra prb prc pre prg prl prm prp prr prs pru ps- psa psb psc pse psg psl psm psp psr pss psu pua pub puc pue pug pul pum pup pur pus puu ra- raa rab rac rae rag ral ram rap rar ras rau