-al -er -up a-a a-b a-c aaa aab aac aae aaf aal aam aap aar aau ab- aba abb abc abe abf abl abm abp abr abu ac- aca acb acc ace acf acl acm acp acr acu aea aeb aec aee aef ael aem aep aer aeu af- afa afb afc afe aff afl afm afp afr afu al- ala alb alc ale alf all alm alp alr alu ama amb amc ame amf aml amm amp amr amu ap- apa apb apc ape apf apl apm app apr apu ar- ara arb arc are arf arl arm arp arr aru au- aua aub auc aue auf aul aum aup aur b-p b-u baa bab bac bae baf bal bam bap bar bau bba bbb bbc bbe bbf bbl bbm bbp bbr bbu bca bcb bcc bce bcf bcl bcm bcp bcr bcu be- bea beb bec bee bef bel bem bep ber beu bfa bfb bfc bfe bff bfl bfm bfp bfr bfu bla blb blc ble blf bll blm blp blr blu bma bmb bmc bme bmf bml bmm bmp bmr bmu bpa bpb bpc bpe bpf bpl bpm bpp bpr bpu bra brb bre brf brl brm brp brr bru bua bub buc bue buf bul bum bup bur buu c-- caa cab cac cae caf cal cam cap car cau cba cbb cbc cbe cbf cbl cbm cbp cbr cbu cca ccb ccc cce ccf ccl ccm ccp ccr ccu ce- cea ceb cec cee cef cel cem cep cer ceu cfa cfb cfc cfe cff cfl cfm cfp cfr cfu cl- cla clb clc cle clf cll clm clp clr clu cma cmb cmc cme cmf cml cmm cmp cmr cmu cpa cpb cpc cpe cpf cpl cpm cpp cpr cpu cra crb crc cre crf crl crm crp crr cru cua cub cuc cue cuf cul cum cup cur cuu eaa eab eac eae eaf eal eam eap ear eau eba ebb ebc ebe ebf ebl ebm ebp ebr ebu ec- eca ecb ecc ece ecf ecl ecm ecr ecu eea eeb eec eee eef eel eem eep eer ef- efa efb efc efe eff efl efm efp efr ela elb elc ele elf ell elm elp elr elu em- ema emb emc eme emf eml emm emp emr emu ep- epa epb epc epe epf epl epm epp epr epu era erb erc ere erf erl erm erp err eru eu- eua eub euc eue euf eul eup eur faa fab fac fae faf fal fam fap far fau fba fbb fbc fbe fbf fbl fbm fbp fbr fbu fca fcb fcc fce fcf fcl fcm fcp fcr fcu fea feb fec fee fef fel fem fep fer feu ffa ffc ffe fff ffl ffm ffp ffr ffu fla flb flc fle flf fll flm flp flr flu fma fmb fmc fme fmf fml fmm fmp fmr fmu fpa fpb fpc fpe fpl fpm fpp fpr fpu fra frb frc fre frf frl frm frp frr fru fua fub fue fuf ful fum fup fur fuu l-p la- laa lab lac lae laf lal lam lap lar lau lba lbb lbc lbe lbf lbl lbm lbp lbr lbu lca lcb lcc lce lcf lcl lcm lcp lcr lcu lea leb lec lee lef lel lem lep ler leu lfa lfb lfc lfe lff lfl lfm lfp lfr lfu lla llb llc lle llf lll llm llp llr llu lma lmb lmc lme lmf lml lmm lmp lmr lmu lpa lpb lpc lpe lpf lpl lpm lpp lpr lpu lra lrb lrc lrf lrm lrp lrr lru lua lub luc lue luf lul lum lup lur luu m-f m-r maa mab mac mae maf mal mam map mar mau mba mbb mbc mbe mbf mbl mbm mbp mbr mbu mc- mca mcb mcc mce mcf mcl mcm mcp mcr mcu mea meb mec mee mef mel mem mep mer meu mfa mfb mfc mfe mff mfl mfm mfp mfr mfu mla mlb mlc mle mlf mll mlm mlp mlr mlu mma mmb mmc mme mmf mml mmm mmp mmr mmu mpa mpb mpc mpe mpf mpl mpm mpp mpr mpu mra mrb mrc mre mrf mrl mrm mrp mrr mru mua mub muc mue muf mul mum mup mur muu p-p paa pab pac pae paf pal pam pap par pau pba pbb pbc pbe pbf pbl pbm pbp pbr pbu pca pcb pcc pce pcf pcl pcm pcp pcr pcu pea peb pec pee pef pel pem pep per peu pfa pfb pfc pfe pff pfl pfm pfp pfr pfu pla plb plc ple plf pll plm plp plr plu pma pmb pmc pme pmf pml pmm pmp pmr pmu ppa ppb ppc ppe ppf ppl ppm ppp ppr ppu pra prb prc pre prf prl prm prp prr pru pua pub puc pue puf pul pum pup pur puu ra- raa rab rac rae raf ral ram rap rar rau rba rbb rbc rbe rbf rbl rbm rbp rbr rbu rca rcb rcc rce rcf rcl rcm rcp rcr rcu re- rea reb rec ree ref rel rem rep rer reu rfa rfb rfc rfe rff rfl rfm rfp rfr rfu rla rlc rle rlf rll rlm rlp rlr rlu rma rmb rmc rme rmf rml rmm rmp rmr rpa rpb rpc rpe rpf rpl rpm rpp rpr rpu rra rrb rrc rrf rrl rrm rrp rrr rru rua rub ruc rue ruf rum rup rur ruu ua- uaa uab uac uae uaf ual uam uap uar uau uba ubb ubc ube ubf ubl ubp ubr ubu uca ucb ucc uce ucf ucl ucm ucp ucr ucu uea ueb uec uee uef uel uem uep uer ufa ufc ufe uff ufl ufm ufp ufr ufu ula ulb ulc ule ulf ull ulm ulp ulr ulu um- uma umb umc ume umf uml umm ump umr umu up- upa upb upc upe upf upm upp upr upu ur- ura urb urc ure