a-a a-b a-i a-t aaa aab aad aae aai aan aao aap aat ab- aba abb abd abe abi abn abo abp abt ad- ada adb add ade adi adn ado adp adt aea aeb aed aee aei aen aeo aep aet ai- aia aib aid aie aii ain aio aip ait an- ana anb and ane ani ann ano anp ant aoa aob aod aoe aoi aon aoo aop aot ap- apa apb apd ape api apn apo app apt at- ata atb atd ate ati atn ato atp att b-p baa bab bad bae bai ban bao bap bat bba bbb bbd bbe bbi bbn bbo bbp bbt bda bdb bdd bde bdi bdo bdp bdt be- bea beb bed bee bei ben beo bep bet bi- bia bib bid bie bii bin bio bip bit bna bnb bnd bne bni bnn bno bnp bnt boa bob bod boe boi bon boo bop bot bpa bpb bpd bpe bpi bpn bpo bpp bpt bta btb btd bte bti btn bto btp btt daa dab dad dae dai dan dao dap dat dba dbb dbd dbe dbi dbn dbo dbp dbt dda ddb ddd dde ddi ddn ddo ddp ddt de- dea deb ded dee dei den deo dep det di- dia dib did die dii din dio dip dit dna dnb dnd dne dni dnn dno dnp dnt doa dob dod doe doi don doo dop dot dpa dpb dpd dpe dpi dpn dpo dpp dpt dta dtb dtd dte dti dtn dto dtp dtt eaa eab ead eae eai ean eao eap eat eba ebb ebd ebe ebi ebn ebo ebp ebt ed- eda edb edd ede edi edn edo edp edt eea eeb eed eee een eeo eep eet eia eib eid eie eii ein eio eip eit en- ena enb end ene eni enn eno enp ent eo- eoa eob eod eoe eoi eon eoo eop eot ep- epa epb epd epe epi epn epo epp ept eta etb etd ete eti etn eto etp ett i-d ia- iaa iab iad iae iai ian iao iap iat iba ibb ibd ibe ibi ibn ibo ibp ibt ida idb idd ide idi idn ido idp idt ie- iea ied iee iei ien iep iet iia iib iid iie iii iin iio iip iit in- ina inb ind ine ini inn ino inp int io- ioa iob iod ioe ioi ion ioo iop iot ipa ipb ipd ipe ipi ipn ipo ipp ipt ita itb itd ite iti itn ito itp itt n-i naa nab nad nae nai nan nao nap nat nba nbb nbd nbe nbi nbn nbo nbp nbt nda ndb ndd nde ndi ndn ndo ndp ndt ne- nea neb ned nee nei nen neo nep net nia nib nid nie nii nin nio nip nit nna nnb nne nni nnn nno nnp nnt no- noa nob nod noe noi non noo nop not npa npb npd npe npi npn npo npp npt nta ntb ntd nte nti ntn nto ntp ntt o-i oaa oab oad oae oai oan oao oap oat ob- oba obb obd obe obi obn obo obp obt oda odb odd ode odi odn odo odp odt oea oeb oed oee oei oen oeo oep oet oia oib oid oie oii oin oio oip oit on- ona onb ond one oni onn ono onp ont oo- ooa oob ood ooi oon ooo oop oot op- opa opb opd ope opi opn opo opp opt ot- ota otb otd ote oti otn oto otp ott p-p paa pab pad pae pai pan pao pap pat pba pbb pbd pbe pbi pbn pbo pbp pbt pda pdb pdd pde pdi pdn pdo pdp pdt pea peb ped pee pei pen peo pep pet pia pib pid pie pii pin pio pip pit pn- pna pnb pnd pne pni pnn pno pnp pnt poa pob pod poe poi pon poo pop pot ppa ppb ppd ppe ppi ppn ppo ppp ppt pt- pta ptb ptd pte pti ptn pto ptp ptt taa tab tad tae tai tan tao tap tat tba tbb tbd tbe tbi tbn tbo tbp tbt tda tdb tdd tde tdi tdn tdo tdp tdt te- tea teb ted tee tei ten teo tep tet tia tib tid tie tii tin tio tip tit tna tnb tnd tne tni tnn tno tnp tnt to- toa tob tod toe toi ton too top tot tpa tpb tpd tpe tpi tpn tpo tpp tpt tta ttb ttd tte tti ttn tto ttp ttt