-al -ol a-a a-b a-i aaa aab aad aai aal aan aao aap aar ab- aba abb abd abi abl abn abo abp abr ad- ada adb add adi adl adn ado adp adr ai- aia aib aid aii ail ain aio aip air al- ala alb ald ali all aln alo alp alr an- ana anb and ani anl ann ano anp anr aoa aob aod aoi aol aon aoo aop aor ap- apa apb apd api apl apn apo app apr ar- ara arb ard ari arl arn aro arp arr b-p baa bab bad bai bal ban bao bap bar bba bbb bbd bbi bbl bbn bbo bbp bbr bda bdb bdd bdi bdl bdo bdp bdr bi- bia bib bid bii bil bin bio bip bir bla blb bld bli bll bln blo blp blr bna bnb bnd bni bnl bnn bno bnp bnr boa bob bod boi bol bon boo bop bor bpa bpb bpd bpi bpl bpn bpo bpp bpr bra brb brd bri brl brn bro brp brr daa dab dad dai dal dan dao dap dar dba dbb dbd dbi dbl dbn dbo dbp dbr dda ddb ddd ddi ddl ddn ddo ddp ddr di- dia dib did dii dil din dio dip dir dl- dla dlb dld dli dll dlo dlp dlr dna dnb dnd dni dnl dnn dno dnp dnr doa dob dod doi dol don doo dop dor dpa dpb dpd dpi dpl dpn dpo dpp dpr dra drb drd dri drl drn dro drp drr i-d ia- iaa iab iad iai ial ian iao iap iar iba ibb ibd ibi ibl ibn ibo ibp ibr ida idb idd idi idl idn ido idp idr iia iib iid iii iil iin iio iip iir il- ila ilb ild ili ill iln ilo ilp ilr in- ina inb ind ini inl inn ino inp inr io- ioa iob iod ioi iol ion ioo iop ior ipa ipb ipd ipi ipl ipn ipo ipp ipr ir- ira irb ird iri irl irn iro irp irr l-p la- laa lab lad lai lal lan lao lap lar lba lbb lbd lbi lbl lbo lbp lbr lda ldb ldd ldi ldl ldn ldo ldp ldr lia lib lid lii lil lin lio lip lir lla llb lld lli lll lln llo llp llr lna lnb lnd lni lnl lnn lno lnp lnr loa lob lod loi lol lon loo lop lor lpa lpb lpd lpi lpl lpn lpo lpp lpr lra lrb lrd lri lrn lro lrp lrr n-i naa nab nad nai nal nan nao nap nar nba nbb nbd nbi nbl nbn nbo nbp nbr nda ndb ndd ndi ndl ndn ndo ndp ndr nia nib nid nii nil nin nio nip nir nla nlb nld nli nll nln nlo nlp nlr nna nnb nni nnl nnn nno nnp no- noa nob nod noi nol non noo nop nor npa npb npd npi npl npn npo npp npr nra nrb nrd nri nrl nrn nro nrp nrr o-i oaa oab oad oai oal oan oao oap oar ob- oba obb obd obi obl obn obo obp obr oda odb odd odi odl odn odo odp odr oia oib oid oii oil oin oio oip oir ola olb old oli oll oln olo olp on- ona onb ond oni onl onn ono onp onr oo- ooa oob ood ooi ool oon ooo oop oor op- opa opb opd opi opl opn opo opp opr or- ora orb ord ori orl orn oro orp orr p-p paa pab pad pai pal pan pao pap par pba pbb pbd pbi pbl pbn pbo pbp pbr pda pdb pdd pdi pdl pdn pdo pdp pdr pia pib pid pii pil pin pio pip pir pla plb pld pli pll pln plo plp plr pn- pna pnb pnd pni pnl pnn pno pnp pnr poa pob pod poi pol pon poo pop por ppa ppb ppd ppi ppl ppn ppo ppp ppr pra prb prd pri prl prn pro prp prr ra- raa rab rad rai ral ran rao rap rar rba rbb rbd rbi rbl rbn rbo rbp rbr rda rdb rdd rdi rdl rdn rdo rdp rdr ria rib rid rii ril rin rio rip rir rla rld rli rll rln rlo rlp rlr rna rnb rnd rni rnn rno rnp rnr roa rob rod roi rol ron roo rop ror rpa rpb rpd rpi rpl rpn rpo rpp rpr rra rrb rrd rri rrl rrn rrp rrr