-al -er -ic -ol -up a-a a-b a-c a-i a-t aaa aab aac aae aai aal aao aap aar aat aau ab- aba abb abc abe abi abl abo abp abr abt abu ac- aca acb acc ace aci acl aco acp acr act acu aea aeb aec aee aei ael aeo aep aer aet aeu ai- aia aib aic aie aii ail aio aip air ait aiu al- ala alb alc ale ali all alo alp alr alt alu aoa aob aoc aoe aoi aol aoo aop aor aot aou ap- apa apb apc ape api apl apo app apr apt apu ar- ara arb arc are ari arl aro arp arr art aru at- ata atb atc ate ati atl ato atp atr att atu au- aua aub auc aue aui aul auo aup aur aut b-p b-u baa bab bac bae bai bal bao bap bar bat bau bba bbb bbc bbe bbi bbl bbo bbp bbr bbt bbu bca bcb bcc bce bci bcl bco bcp bcr bct bcu be- bea beb bec bee bei bel beo bep ber bet beu bi- bia bib bic bie bii bil bio bip bir bit biu bla blb blc ble bli bll blo blp blr blt blu boa bob boc boe boi bol boo bop bor bot bou bpa bpb bpc bpe bpi bpl bpo bpp bpr bpt bpu bra brb bre bri brl bro brp brr brt bru bta btb btc bte bti btl bto btp btr btt btu bua bub buc bue bui bul buo bup bur but buu c-- caa cab cac cae cai cal cao cap car cat cau cba cbb cbc cbe cbi cbl cbo cbp cbr cbt cbu cca ccb ccc cce cci ccl cco ccp ccr cct ccu ce- cea ceb cec cee cei cel ceo cep cer cet ceu ci- cia cib cic cie cii cil cio cip cir cit ciu cl- cla clb clc cle cli cll clo clp clr clt clu co- coa cob coc coe coi col coo cop cor cot cou cpa cpb cpc cpe cpi cpl cpo cpp cpr cpt cpu cra crb crc cre cri crl cro crp crr crt cru cta ctb ctc cte cti ctl cto ctp ctr ctt ctu cua cub cuc cue cui cul cuo cup cur cut cuu eaa eab eac eae eai eal eao eap ear eat eau eba ebb ebc ebe ebi ebl ebo ebp ebr ebt ebu ec- eca ecb ecc ece eci ecl eco ecr ect ecu eea eeb eec eee eel eeo eep eer eet eia eib eic eie eii eil eio eip eir eit eiu ela elb elc ele eli ell elo elp elr elt elu eo- eoa eob eoc eoe eoi eol eoo eop eor eot eou ep- epa epb epc epe epi epl epo epp epr ept epu era erb erc ere eri erl ero erp err ert eru eta etb etc ete eti etl eto etp etr ett etu eu- eua eub euc eue eui eul eup eur eut ia- iaa iab iac iae iai ial iao iap iar iat iau iba ibb ibc ibe ibi ibl ibo ibp ibr ibt ibu ica icb icc ice ici icl ico icp icr ict icu ie- iea iec iee iei iel iep ier iet iia iib iic iie iii iil iio iip iir iit iiu il- ila ilb ilc ile ili ill ilo ilp ilr ilt ilu io- ioa iob ioc ioe ioi iol ioo iop ior iot iou ipa ipb ipc ipe ipi ipl ipo ipp ipr ipt ipu ir- ira irb irc ire iri irl iro irp irr irt iru ita itb itc ite iti itl ito itp itt itu iu- iua iub iuc iue iui iup iur iut l-p la- laa lab lac lae lai lal lao lap lar lat lau lba lbb lbc lbe lbi lbl lbo lbp lbr lbt lbu lca lcb lcc lce lci lcl lco lcp lcr lct lcu lea leb lec lee lei lel leo lep ler let leu lia lib lic lie lii lil lio lip lir lit liu lla llb llc lle lli lll llo llp llr llt llu loa lob loc loe loi lol loo lop lor lot lou lpa lpb lpc lpe lpi lpl lpo lpp lpr lpt lpu lra lrb lrc lri lro lrp lrr lrt lru lta ltb ltc lte lti ltl lto ltp ltr ltt ltu lua lub luc lue lui lul luo lup lur lut luu o-i oaa oab oac oae oai oal oao oap oar oat oau ob- oba obb obc obe obi obl obo obp obr obt obu oc- oca ocb occ oci ocl oco ocp ocr oct ocu oea oeb oec oee oei oel oeo oep oer oet oia oib oic oie oii oil oio oip oir oit oiu ola olb olc ole oli oll olo olp olt olu oo- ooa oob ooc ooi ool ooo oop oor oot op- opa opb opc ope opi opl opo opp opr opt or- ora orb orc ore ori orl oro orp orr ort oru ot- ota otb otc ote oti otl oto otp otr ott otu ou- oua ouc oue oui oul ouo oup our out p-p paa pab pac pae pai pal pao pap par pat pau pba pbb pbc pbe pbi pbl pbo pbp pbr pbt pbu pca pcb pcc pce pci pcl pco pcp pcr pct pcu pea peb pec pee pei pel peo pep per pet peu pia pib pic pie pii pil pio pip pir pit piu pla plb plc ple pli pll plo plp plr plt plu poa pob poc poe poi pol poo pop por pot pou ppa ppb ppc ppe ppi ppl ppo ppp ppr ppt ppu pra prb prc pre pri prl pro prp prr prt pru pt- pta ptb ptc pte pti ptl pto ptp ptr ptt ptu pua pub puc pue pui pul pup pur put puu ra- raa rab rac rae rai ral rao