a-a a-b a-i aaa aab aad aai aan aao aar aaw ab- aba abb abd abi abn abo abr abw ad- ada adb add adi adn ado adr adw ai- aia aib aid aii ain aio air aiw an- ana anb and ani ann ano anr aoa aob aod aoi aon aoo aor aow ar- ara arb ard ari arn aro arr arw aw- awa awb awd awi awn awo awr aww baa bab bad bai ban bao bar baw bba bbb bbd bbi bbn bbo bbr bbw bda bdb bdd bdi bdo bdr bdw bi- bia bib bid bii bin bio bir biw bna bnb bnd bni bnn bno bnr bnw boa bob bod boi bon boo bor bow bra brb brd bri brn bro brr brw bwa bwb bwd bwi bwo bwr daa dab dad dai dan dao dar daw dba dbb dbd dbi dbn dbo dbr dda ddb ddd ddi ddn ddo ddr ddw di- dia dib did dii din dio dir diw dna dnb dnd dni dnn dno dnr dnw doa dob dod doi don doo dor dow dra drb drd dri drn dro drr drw dwa dwb dwi dwn dwo dwr dww i-d ia- iaa iab iad iai ian iao iar iaw iba ibb ibd ibi ibn ibo ibr ibw ida idb idd idi idn ido idr idw iia iib iid iii iin iio iir iiw in- ina inb ind ini inn ino inr io- ioa iob iod ioi ion ioo ior iow ir- ira irb ird iri irn iro irr iwa iwb iwd iwi iwo iwr iww n-i naa nab nad nai nan nao nar naw nba nbb nbd nbi nbn nbo nbr nbw nda ndb ndd ndi ndn ndo ndr nia nib nid nii nin nio nir nna nnb nni nnn nno nnw no- noa nob nod noi non noo nor now nra nrb nrd nri nrn nro nrr nrw nwa nwb nwd nwi nwn nwo nwr o-i oaa oab oad oai oan oao oar oaw ob- oba obb obd obi obn obo obr obw oda odb odd odi odn odo odr oia oib oid oii oin oio oir on- ona onb ond oni onn ono onr oo- ooa oob ood ooi oon ooo oor oow or- ora orb ord ori orn oro orr owa owb owd owi own owo oww ra- raa rab rad rai ran rao rar raw rba rbb rbd rbi rbn rbo rbr rbw rda rdb rdd rdi rdn rdo rdr ria rib rid rii rin rio rir rna rnb rnd rni rnn rno rnr rnw roa rob rod roi ron roo ror row rra rrb rrd rri rrn rrr rwa rwb rwd rwi rwr waa wab wad wai wan wao war waw wba wbb wbd wbi wbn wbo wbr wbw wda wdb wdi wdr wia wib wid wii win wir wn- wna wnd wnn wno wnw woa wob wod woi won woo wor wow wr- wra wrd wri wrn wro wrr wrw wwa wwd wwi wwn wwo www