-al -er -up a-a a-b a-t aaa aab aae aal aap aar aat aau ab- aba abb abe abl abp abr abt abu aea aeb aee ael aep aer aet aeu al- ala alb ale all alp alr alt alu ap- apa apb ape apl app apr apt apu ar- ara arb are arl arp arr art aru at- ata atb ate atl atp atr att atu au- aua aub aue aul aup aur aut b-p b-u baa bab bae bal bap bar bat bau bba bbb bbe bbl bbp bbr bbt bbu be- bea beb bee bel bep ber bet beu bla blb ble bll blp blr blt blu bpa bpb bpe bpl bpp bpr bpt bpu bra brb bre brl brp brr brt bru bta btb bte btl btp btr btt btu bua bub bue bul bup bur but buu eaa eab eae eal eap ear eat eau eba ebb ebe ebl ebp ebr ebt ebu eea eeb eee eel eep eer eet ela elb ele ell elp elr elt elu ep- epa epb epe epl epp epr ept epu era erb ere erl erp err ert eru eta etb ete etl etp etr ett etu eu- eua eub eue eul eup eur eut l-p la- laa lab lae lal lap lar lat lau lba lbb lbe lbl lbp lbr lbt lbu lea leb lee lel lep ler let leu lla llb lle lll llp llr llt llu lpa lpb lpe lpl lpp lpr lpt lpu lra lrb lrp lrr lrt lru lta ltb lte ltl ltp ltr ltt ltu lua lub lue lul lup lur lut luu p-p paa pab pae pal pap par pat pau pba pbb pbe pbl pbp pbr pbt pbu pea peb pee pel pep per pet peu pla plb ple pll plp plr plt plu ppa ppb ppe ppl ppp ppr ppt ppu pra prb pre prl prp prr prt pru pt- pta ptb pte ptl ptp ptr ptt ptu pua pub pue pul pup pur put puu ra- raa rab rae ral rap rar rat rau rba rbb rbe rbl rbp rbr rbt rbu re- rea reb ree rel rep rer ret reu rla rle rll rlp rlr rlt rlu rpa rpb rpe rpl rpp rpr rpt rpu rra rrb rrl rrp rrr rrt rru rta rtb rte rtl rtp rtr rtt rtu rua rub rue rup rur rut ruu taa tab tae tal tap tar tat tau tba tbb tbe tbl tbp tbr tbt tbu te- tea teb tee tel tep ter tet teu tla tle tll tlp tlr tlt tlu tpa tpb tpe tpl tpp tpr tpt tpu tra trb tre trl trp trr trt tru tta ttb tte ttl ttp ttr ttt ttu tua tub tue tul tup tur tut tuu ua- uaa uab uae ual uap uar uat uau uba ubb ube ubl ubp ubr ubt ubu uea ueb uee uel uep uer uet ula ulb ule ull ulp ulr ult ulu up- upa upb upe upp upr upt upu ur- ura urb ure url urp urr urt uru uta utb ute utl utp utr utt utu uua uue uur uut uuu