-al -ol a-a a-b a-i aaa aab aad aai aal aan aao aap ab- aba abb abd abi abl abn abo abp ad- ada adb add adi adl adn ado adp ai- aia aib aid aii ail ain aio aip al- ala alb ald ali all aln alo alp an- ana anb and ani anl ann ano anp aoa aob aod aoi aol aon aoo aop ap- apa apb apd api apl apn apo app b-p baa bab bad bai bal ban bao bap bba bbb bbd bbi bbl bbn bbo bbp bda bdb bdd bdi bdl bdo bdp bi- bia bib bid bii bil bin bio bip bla blb bld bli bll bln blo blp bna bnb bnd bni bnl bnn bno bnp boa bob bod boi bol bon boo bop bpa bpb bpd bpi bpl bpn bpo bpp daa dab dad dai dal dan dao dap dba dbb dbd dbi dbl dbn dbo dbp dda ddb ddd ddi ddl ddn ddo ddp di- dia dib did dii dil din dio dip dl- dla dlb dld dli dll dlo dlp dna dnb dnd dni dnl dnn dno dnp doa dob dod doi dol don doo dop dpa dpb dpd dpi dpl dpn dpo dpp i-d ia- iaa iab iad iai ial ian iao iap iba ibb ibd ibi ibl ibn ibo ibp ida idb idd idi idl idn ido idp iia iib iid iii iil iin iio iip il- ila ilb ild ili ill iln ilo ilp in- ina inb ind ini inl inn ino inp io- ioa iob iod ioi iol ion ioo iop ipa ipb ipd ipi ipl ipn ipo ipp l-p la- laa lab lad lai lal lan lao lap lba lbb lbd lbi lbl lbo lbp lda ldb ldd ldi ldl ldn ldo ldp lia lib lid lii lil lin lio lip lla llb lld lli lll lln llo llp lna lnb lnd lni lnl lnn lno lnp loa lob lod loi lol lon loo lop lpa lpb lpd lpi lpl lpn lpo lpp n-i naa nab nad nai nal nan nao nap nba nbb nbd nbi nbl nbn nbo nbp nda ndb ndd ndi ndl ndn ndo ndp nia nib nid nii nil nin nio nip nla nlb nld nli nll nln nlo nlp nna nnb nni nnl nnn nno nnp no- noa nob nod noi nol non noo nop npa npb npd npi npl npn npo npp o-i oaa oab oad oai oal oan oao oap ob- oba obb obd obi obl obn obo obp oda odb odd odi odl odn odo odp oia oib oid oii oil oin oio oip ola olb old oli oll oln olo olp on- ona onb ond oni onl onn ono onp oo- ooa oob ood ooi ool oon ooo oop op- opa opb opd opi opl opn opo opp p-p paa pab pad pai pal pan pao pap pba pbb pbd pbi pbl pbn pbo pbp pda pdb pdd pdi pdl pdn pdo pdp pia pib pid pii pil pin pio pip pla plb pld pli pll pln plo plp pn- pna pnb pnd pni pnl pnn pno pnp poa pob pod poi pol pon poo pop ppa ppb ppd ppi ppl ppn ppo ppp