-al a-a a-b a-i aaa aab aae aai aal aan aap aav ab- aba abb abe abi abl abn abp abv aea aeb aee aei ael aen aep aev ai- aia aib aie aii ail ain aip aiv al- ala alb ale ali all aln alp alv an- ana anb ane ani anl ann anp anv ap- apa apb ape api apl apn app apv av- ava avb ave avi avl avn avp b-p baa bab bae bai bal ban bap bav bba bbb bbe bbi bbl bbn bbp be- bea beb bee bei bel ben bep bev bi- bia bib bie bii bil bin bip biv bla blb ble bli bll bln blp blv bna bnb bne bni bnl bnn bnp bnv bpa bpb bpe bpi bpl bpn bpp bpv bva bvb bve bvi bvl bvn bvp bvv eaa eab eae eai eal ean eap eav eba ebb ebe ebi ebl ebn ebp ebv eea eeb eee eel een eep eev eia eib eie eii eil ein eip eiv ela elb ele eli ell eln elp elv en- ena enb ene eni enl enn enp env ep- epa epb epe epi epl epn epp eva evb eve evi evl evn evp evv i-v ia- iaa iab iae iai ial ian iap iav iba ibb ibe ibi ibl ibn ibp ibv ie- iea iee iei iel ien iep iev iia iib iie iii iil iin iip il- ila ilb ile ili ill iln ilp ilv in- ina inb ine ini inl inn inp inv ipa ipb ipe ipi ipl ipn ipp ipv iva ivb ive ivi ivl ivp ivv l-p la- laa lab lae lai lal lan lap lav lba lbb lbe lbi lbl lbp lbv lea leb lee lei lel len lep lev lia lib lie lii lil lin lip liv lla llb lle lli lll lln llp llv lna lnb lne lni lnl lnn lnp lpa lpb lpe lpi lpl lpn lpp lpv lva lvb lve lvi lvl lvn lvp lvv n-i naa nab nae nai nal nan nap nav nba nbb nbe nbi nbl nbn nbp nbv ne- nea neb nee nei nel nen nep nev nia nib nie nii nil nin nip niv nla nlb nle nli nll nln nlp nlv nna nnb nne nni nnl nnn nnp nnv npa npb npe npi npl npn npp npv nva nvb nve nvi nvl nvn nvp nvv p-p paa pab pae pai pal pan pap pav pba pbb pbe pbi pbl pbn pbp pea peb pee pei pel pen pep pev pia pib pie pii pil pin pip piv pla plb ple pli pll pln plp plv pn- pna pnb pne pni pnl pnn pnp pnv ppa ppb ppe ppi ppl ppn ppp ppv pva pvb pve pvi pvl pvn pvp pvv v-a v-e vaa vab vae vai val van vap vav vba vbi vbl vbv vea veb vee vei vel ven vep vi- via vib vie vii vil vin vip viv vl- vla vlb vle vll vlp vlv vn- vna vni vnl vnp vnv vpa vpb vpe vpi vpl vpn vpp vva vvb vvi vvv