-al -er -ic -ol -up a-a a-b a-c a-i aaa aab aac aae aai aal aan aao aap aar aau ab- aba abb abc abe abi abl abn abo abp abr abu ac- aca acb acc ace aci acl acn aco acp acr acu aea aeb aec aee aei ael aen aeo aep aer aeu ai- aia aib aic aie aii ail ain aio aip air aiu al- ala alb alc ale ali all aln alo alp alr alu an- ana anb anc ane ani anl ann ano anp anr anu aoa aob aoc aoe aoi aol aon aoo aop aor aou ap- apa apb apc ape api apl apn apo app apr apu ar- ara arb arc are ari arl arn aro arp arr aru au- aua aub auc aue aui aul aun auo aup aur b-p b-u baa bab bac bae bai bal ban bao bap bar bau bba bbb bbc bbe bbi bbl bbn bbo bbp bbr bbu bca bcb bcc bce bci bcl bcn bco bcp bcr bcu be- bea beb bec bee bei bel ben beo bep ber beu bi- bia bib bic bie bii bil bin bio bip bir biu bla blb blc ble bli bll bln blo blp blr blu bna bnb bnc bne bni bnl bnn bno bnp bnr bnu boa bob boc boe boi bol bon boo bop bor bou bpa bpb bpc bpe bpi bpl bpn bpo bpp bpr bpu bra brb bre bri brl brn bro brp brr bru bua bub buc bue bui bul bun buo bup bur buu c-- caa cab cac cae cai cal can cao cap car cau cba cbb cbc cbe cbi cbl cbn cbo cbp cbr cbu cca ccb ccc cce cci ccl ccn cco ccp ccr ccu ce- cea ceb cec cee cei cel cen ceo cep cer ceu ci- cia cib cic cie cii cil cin cio cip cir ciu cl- cla clb clc cle cli cll cln clo clp clr clu cn- cna cnb cnc cne cni cnl cnn cno cnp cnr cnu co- coa cob coc coe coi col con coo cop cor cou cpa cpb cpc cpe cpi cpl cpn cpo cpp cpr cpu cra crb crc cre cri crl crn cro crp crr cru cua cub cuc cue cui cul cun cuo cup cur cuu eaa eab eac eae eai eal ean eao eap ear eau eba ebb ebc ebe ebi ebl ebn ebo ebp ebr ebu ec- eca ecb ecc ece eci ecl ecn eco ecr ecu eea eeb eec eee eel een eeo eep eer eia eib eic eie eii eil ein eio eip eir eiu ela elb elc ele eli ell eln elo elp elr elu en- ena enb enc ene eni enl enn eno enp enr enu eo- eoa eob eoc eoe eoi eol eon eoo eop eor eou ep- epa epb epc epe epi epl epn epo epp epr epu era erb erc ere eri erl ern ero erp err eru eu- eua eub euc eue eui eul eun eup eur ia- iaa iab iac iae iai ial ian iao iap iar iau iba ibb ibc ibe ibi ibl ibn ibo ibp ibr ibu ica icb icc ice ici icl icn ico icp icr icu ie- iea iec iee iei iel ien iep ier iia iib iic iie iii iil iin iio iip iir iiu il- ila ilb ilc ile ili ill iln ilo ilp ilr ilu in- ina inb inc ine ini inl inn ino inp inr inu io- ioa iob ioc ioe ioi iol ion ioo iop ior iou ipa ipb ipc ipe ipi ipl ipn ipo ipp ipr ipu ir- ira irb irc ire iri irl irn iro irp irr iru iu- iua iub iuc iue iui iup iur l-p la- laa lab lac lae lai lal lan lao lap lar lau lba lbb lbc lbe lbi lbl lbo lbp lbr lbu lca lcb lcc lce lci lcl lcn lco lcp lcr lcu lea leb lec lee lei lel len leo lep ler leu lia lib lic lie lii lil lin lio lip lir liu lla llb llc lle lli lll lln llo llp llr llu lna lnb lnc lne lni lnl lnn lno lnp lnr lnu loa lob loc loe loi lol lon loo lop lor lou lpa lpb lpc lpe lpi lpl lpn lpo lpp lpr lpu lra lrb lrc lri lrn lro lrp lrr lru lua lub luc lue lui lul lun luo lup lur luu n-i naa nab nac nae nai nal nan nao nap nar nau nba nbb nbc nbe nbi nbl nbn nbo nbp nbr nbu nca ncb ncc nce nci ncl ncn nco ncp ncr ncu ne- nea neb nec nee nei nel nen neo nep ner neu nia nib nic nie nii nil nin nio nip nir niu nla nlb nlc nle nli nll nln nlo nlp nlr nlu nna nnb nnc nne nni nnl nnn nno nnp nnu no- noa nob noc noe noi nol non noo nop nor nou npa npb npc npe npi npl npn npo npp npr npu nra nrb nrc nre nri nrl nrn nro nrp nrr nru nua nub nuc nue nui nul nun nuo nup nur nuu o-i oaa oab oac oae oai oal oan oao oap oar oau ob- oba obb obc obe obi obl obn obo obp obr obu oc- oca ocb occ oci ocl ocn oco ocp ocr ocu oea oeb oec oee oei oel oen oeo oep oer oia oib oic oie oii oil oin oio oip oir oiu ola olb olc ole oli oll oln olo olp olu on- ona onb onc one oni onl onn ono onp onr onu oo- ooa oob ooc ooi ool oon ooo oop oor op- opa opb opc ope opi opl opn opo opp opr or- ora orb orc ore ori orl orn oro orp orr oru ou- oua ouc oue oui oul oun ouo oup our p-p paa pab pac pae pai