a-a a-b a-t aaa aab aae aan aao aap aat aaw ab- aba abb abe abn abo abp abt abw aea aeb aee aen aeo aep aet aew an- ana anb ane ann ano anp ant aoa aob aoe aon aoo aop aot aow ap- apa apb ape apn apo app apt apw at- ata atb ate atn ato atp att atw aw- awa awb awe awn awo awp awt aww b-p baa bab bae ban bao bap bat baw bba bbb bbe bbn bbo bbp bbt bbw be- bea beb bee ben beo bep bet bew bna bnb bne bnn bno bnp bnt bnw boa bob boe bon boo bop bot bow bpa bpb bpe bpn bpo bpp bpt bpw bta btb bte btn bto btp btt btw bwa bwb bwo bwp eaa eab eae ean eao eap eat eaw eba ebb ebe ebn ebo ebp ebt ebw eea eeb eee een eeo eep eet eew en- ena enb ene enn eno enp ent enw eo- eoa eob eoe eon eoo eop eot eow ep- epa epb epe epn epo epp ept epw eta etb ete etn eto etp ett etw ewa ewb ewe ewo ewp ewt eww naa nab nae nan nao nap nat naw nba nbb nbe nbn nbo nbp nbt nbw ne- nea neb nee nen neo nep net new nna nnb nne nnn nno nnp nnt nnw no- noa nob noe non noo nop not now npa npb npe npn npo npp npt npw nta ntb nte ntn nto ntp ntt nwa nwb nwe nwn nwo nwp nwt oaa oab oae oan oao oap oat oaw ob- oba obb obe obn obo obp obt obw oea oeb oee oen oeo oep oet on- ona onb one onn ono onp ont oo- ooa oob oon ooo oop oot oow op- opa opb ope opn opo opp opt opw ot- ota otb ote otn oto otp ott otw owa owb owe own owo owp owt oww p-p paa pab pae pan pao pap pat paw pba pbb pbe pbn pbo pbp pbt pbw pea peb pee pen peo pep pet pew pn- pna pnb pne pnn pno pnp pnt pnw poa pob poe pon poo pop pot pow ppa ppb ppe ppn ppo ppp ppt ppw pt- pta ptb pte ptn pto ptp ptt ptw pwa pwb pwe pwn pwo pwp pwt taa tab tae tan tao tap tat taw tba tbb tbe tbn tbo tbp tbt te- tea teb tee ten teo tep tet tew tna tnb tne tnn tno tnp tnt tnw to- toa tob toe ton too top tot tow tpa tpb tpe tpn tpo tpp tpt tpw tta ttb tte ttn tto ttp ttt ttw twa twb twe twn two twp twt tww waa wab wae wan wao wap wat waw wba wbb wbe wbn wbo wbt wbw wea web wee wen weo wep wet wew wn- wna wne wnn wno wnp wnt wnw woa wob woe won woo wop wot wow wpa wpb wpe wpn wpo wpp wpt wta wtb wtn wto wtp wtt wtw wwa wwe wwn wwo wwp wwt www