-al -er -up a-a a-b a-i aaa aab aae aaf aag aai aal aap aar aau ab- aba abb abe abf abg abi abl abp abr abu aea aeb aee aef aeg aei ael aep aer aeu af- afa afb afe aff afg afi afl afp afr afu ag- aga agb age agf agg agi agl agp agr agu ai- aia aib aie aif aig aii ail aip air aiu al- ala alb ale alf alg ali all alp alr alu ap- apa apb ape apf apg api apl app apr apu ar- ara arb are arf arg ari arl arp arr aru au- aua aub aue auf aug aui aul aup aur b-p b-u baa bab bae baf bag bai bal bap bar bau bba bbb bbe bbf bbg bbi bbl bbp bbr bbu be- bea beb bee bef beg bei bel bep ber beu bfa bfb bfe bff bfg bfi bfl bfp bfr bfu bga bgb bge bgf bgg bgi bgl bgp bgr bgu bi- bia bib bie bif big bii bil bip bir biu bla blb ble blf blg bli bll blp blr blu bpa bpb bpe bpf bpg bpi bpl bpp bpr bpu bra brb bre brf brg bri brl brp brr bru bua bub bue buf bug bui bul bup bur buu eaa eab eae eaf eag eai eal eap ear eau eba ebb ebe ebf ebg ebi ebl ebp ebr ebu eea eeb eee eef eeg eel eep eer ef- efa efb efe eff efg efi efl efp efr ega egb ege egf egg egi egl egp egr egu eia eib eie eif eig eii eil eip eir eiu ela elb ele elf elg eli ell elp elr elu ep- epa epb epe epf epg epi epl epp epr epu era erb ere erf erg eri erl erp err eru eu- eua eub eue euf eug eui eul eup eur faa fab fae faf fag fai fal fap far fau fba fbb fbe fbf fbg fbi fbl fbp fbr fbu fea feb fee fef feg fei fel fep fer feu ffa ffe fff ffg ffi ffl ffp ffr ffu fga fgb fge fgf fgg fgi fgl fgp fgr fia fib fie fif fig fii fil fip fir fiu fla flb fle flf flg fli fll flp flr flu fpa fpb fpe fpg fpi fpl fpp fpr fpu fra frb fre frf frg fri frl frp frr fru fua fub fue fuf fug fui ful fup fur fuu g-p gaa gab gae gaf gag gai gal gap gar gau gba gbe gbf gbg gbi gbl gbp gbr gbu ge- gea geb gee gef geg gei gel gep ger geu gfa gfb gfe gff gfi gfl gfp gfr gga ggb ggg ggi ggp ggr ggu gia gib gie gif gig gii gil gip gir giu gla glb gle glf glg gli gll glp glr glu gpa gpb gpe gpf gpg gpi gpl gpp gpr gpu gra grb gre grf grg gri grl grp grr gru gu- gua gub gue guf gug gui gul gup gur guu i-f ia- iaa iab iae iaf iag iai ial iap iar iau iba ibb ibe ibf ibg ibi ibl ibp ibr ibu ie- iea iee ief ieg iei iel iep ier ifa ifb ife iff ifg ifi ifl ifp ifr ifu iga igb ige igf igg igi igl igp igr igu iia iib iie iif iii iil iip iir iiu il- ila ilb ile ilf ilg ili ill ilp ilr ilu ipa ipb ipe ipf ipg ipi ipl ipp ipr ipu ir- ira irb ire irf irg iri irl irp irr iru iu- iua iub iue iug iui iup iur l-p la- laa lab lae laf lag lai lal lap lar lau lba lbb lbe lbf lbg lbi lbl lbp lbr lbu lea leb lee lef leg lei lel lep ler leu lfa lfb lfe lff lfg lfi lfl lfp lfr lfu lga lgb lge lgf lgg lgi lgl lgp lgr lgu lia lib lie lif lig lii lil lip lir liu lla llb lle llf llg lli lll llp llr llu lpa lpb lpe lpf lpg lpi lpl lpp lpr lpu lra lrb lrf lrg lri lrp lrr lru lua lub lue luf lug lui lul lup lur luu p-p paa pab pae paf pag pai pal pap par pau pba pbb pbe pbf pbg pbi pbl pbp pbr pbu pea peb pee pef peg pei pel pep per peu pfa pfb pfe pff pfg pfi pfl pfp pfr pfu pga pgb pge pgf pgg pgi pgl pgp pgr pia pib pie pif pig pii pil pip pir piu pla plb ple plf plg pli pll plp plr plu ppa ppb ppe ppf ppg ppi ppl ppp ppr ppu pra prb pre prf prg pri prl prp prr pru pua pub pue puf pug pui pul pup pur puu ra- raa rab rae raf rag rai ral rap rar rau rba rbb rbe rbf rbg rbi rbl rbp rbr rbu re- rea reb ree ref reg rei rel rep rer reu rfa rfb rfe rff rfg rfi rfl rfp rfr rfu rga rgb rge rgf rgg rgi rgp rgr ria rib rie rif rig rii ril rip rir rla rle rlf rlg rli rll rlp rlr rlu rpa rpb rpe rpf rpg rpi rpl rpp rpr rpu rra rrb rrf rrg rri rrl rrp rrr rru rua rub rue ruf rug rui rup rur ruu ua- uaa uab uae uaf uag uai ual uap uar uau uba ubb ube ubf ubg ubi ubl ubp ubr ubu uea ueb uee uef ueg uei uel uep uer ufa ufe uff ufg ufi ufl ufp ufr ufu uga ugb uge ugf ugg ugi ugl ugp ugr ugu uia uib uie uif uig uii uil uip uir uiu ula ulb ule ulf ulg uli ull ulp ulr ulu up- upa upb upe upf upg upi upp upr upu ur- ura urb ure urf urg uri url urp urr uru uua uue uug uur