-al -er -up a-a a-b a-c a-q a-t aaa aab aac aae aal aap aaq aar aat aau ab- aba abb abc abe abl abp abq abr abt abu ac- aca acb acc ace acl acp acq acr act acu aea aeb aec aee ael aep aeq aer aet aeu al- ala alb alc ale all alp alq alr alt alu ap- apa apb apc ape apl app apq apr apt apu aqa aqc aql aqp aqr aqt ar- ara arb arc are arl arp arq arr art aru at- ata atb atc ate atl atp atr att atu au- aua aub auc aue aul aup aur aut b-p b-u baa bab bac bae bal bap baq bar bat bau bba bbb bbc bbe bbl bbp bbq bbr bbt bbu bca bcb bcc bce bcl bcp bcq bcr bct bcu be- bea beb bec bee bel bep beq ber bet beu bla blb blc ble bll blp blq blr blt blu bpa bpb bpc bpe bpl bpp bpr bpt bpu bqc bqe bqp bqt bra brb bre brl brp brq brr brt bru bta btb btc bte btl btp btq btr btt btu bua bub buc bue bul bup bur but buu c-- caa cab cac cae cal cap caq car cat cau cba cbb cbc cbe cbl cbp cbq cbr cbt cbu cca ccb ccc cce ccl ccp ccr cct ccu ce- cea ceb cec cee cel cep ceq cer cet ceu cl- cla clb clc cle cll clp clr clt clu cpa cpb cpc cpe cpl cpp cpq cpr cpt cpu cqa cqb cqc cql cqt cra crb crc cre crl crp crq crr crt cru cta ctb ctc cte ctl ctp ctq ctr ctt ctu cua cub cuc cue cul cup cuq cur cut cuu eaa eab eac eae eal eap ear eat eau eba ebb ebc ebe ebl ebp ebq ebr ebt ebu ec- eca ecb ecc ece ecl ecq ecr ect ecu eea eeb eec eee eel eep eer eet ela elb elc ele ell elp elr elt elu ep- epa epb epc epe epl epp epq epr ept epu eqa eqe eqp eqq eqt equ era erb erc ere erl erp erq err ert eru eta etb etc ete etl etp etr ett etu eu- eua eub euc eue eul eup eur eut l-p la- laa lab lac lae lal lap laq lar lat lau lba lbb lbc lbe lbl lbp lbr lbt lbu lca lcb lcc lce lcl lcp lcq lcr lct lcu lea leb lec lee lel lep leq ler let leu lla llb llc lle lll llp llq llr llt llu lpa lpb lpc lpe lpl lpp lpr lpt lpu lqr lra lrb lrc lrp lrr lrt lru lta ltb ltc lte ltl ltp ltr ltt ltu lua lub luc lue lul lup lur lut luu p-p paa pab pac pae pal pap paq par pat pau pba pbb pbc pbe pbl pbp pbr pbt pbu pca pcb pcc pce pcl pcp pcq pcr pct pcu pea peb pec pee pel pep per pet peu pla plb plc ple pll plp plr plt plu ppa ppb ppc ppe ppl ppp ppq ppr ppt ppu pqq pqr pra prb prc pre prl prp prq prr prt pru pt- pta ptb ptc pte ptl ptp ptq ptr ptt ptu pua pub puc pue pul pup pur put puu qaa qac qal qap qar qat qau qba qbc qbe qbq qca qcc qcl qcp qct qec qee qep qet qlp qpc qpl qpp qpr qqq qqu qra qrb qrc qre qrl qrp qrt qru qta qtc qtq qtr qu- qua que qul qur qut ra- raa rab rac rae ral rap raq rar rat rau rba rbb rbc rbe rbl rbp rbr rbt rbu rca rcb rcc rce rcl rcp rcr rct rcu re- rea reb rec ree rel rep req rer ret reu rla rlc rle rll rlp rlr rlt rlu rpa rpb rpc rpe rpl rpp rpr rpt rpu rqc rra rrb rrc rrl rrp rrq rrr rrt rru rta rtb rtc rte rtl rtp rtq rtr rtt rtu rua rub ruc rue rup rur rut ruu taa tab tac tae tal tap taq tar tat tau tba tbb tbc tbe tbl tbp tbr tbt tbu tca tcb tcc tce tcl tcp tcr tct tcu te- tea teb tec tee tel tep teq ter tet teu tla tlc tle tll tlp tlr tlt tlu tpa tpb tpc tpe tpl tpp tpq tpr tpt tpu tra trb trc tre trl trp trq trr trt tru tta ttb ttc tte ttl ttp ttr ttt ttu tua tub tuc tue tul tup tur tut tuu ua- uaa uab uac uae ual uap uaq uar uat uau uba ubb ubc ube ubl ubp ubr ubt ubu uca ucb ucc uce ucl ucp ucr uct ucu uea ueb uec uee uel uep uer uet ula ulb ulc ule ull ulp ulr ult ulu up- upa upb upc upe upp upr upt upu ur- ura urb urc ure url urp urr urt uru uta utb utc ute utl utp utr utt utu uua uuc uue uur uut uuu