a-a a-b a-c a-t aaa aab aac aae aag aan aao aat aaw ab- aba abb abc abe abg abn abo abt abw ac- aca acb acc ace acg acn aco act acw aea aeb aec aee aeg aen aeo aet aew ag- aga agb agc age agg agn ago agt agw an- ana anb anc ane ang ann ano ant aoa aob aoc aoe aog aon aoo aot aow at- ata atb atc ate atg atn ato att atw aw- awa awb awc awe awg awn awo awt aww baa bab bac bae bag ban bao bat baw bba bbb bbc bbe bbg bbn bbo bbt bbw bca bcb bcc bce bcg bcn bco bct be- bea beb bec bee beg ben beo bet bew bga bgb bgc bge bgg bgn bgo bgt bgw bna bnb bnc bne bng bnn bno bnt bnw boa bob boc boe bog bon boo bot bow bta btb btc bte btg btn bto btt btw bwa bwb bwc bwg bwo c-- caa cab cac cae cag can cao cat caw cba cbb cbc cbe cbg cbn cbo cbt cbw cca ccb ccc cce ccg ccn cco cct ccw ce- cea ceb cec cee ceg cen ceo cet cew cga cgb cgc cge cgg cgn cgo cgt cgw cn- cna cnb cnc cne cng cnn cno cnt cnw co- coa cob coc coe cog con coo cot cow cta ctb ctc cte ctg ctn cto ctt ctw cw- cwa cwb cwc cwe cwg cwn cwo cwt eaa eab eac eae eag ean eao eat eaw eba ebb ebc ebe ebg ebn ebo ebt ebw ec- eca ecb ecc ece ecg ecn eco ect ecw eea eeb eec eee eeg een eeo eet eew ega egb egc ege egg egn ego egt egw en- ena enb enc ene eng enn eno ent enw eo- eoa eob eoc eoe eog eon eoo eot eow eta etb etc ete etg etn eto ett etw ewa ewb ewc ewe ewo ewt eww gaa gab gac gae gag gan gao gat gaw gba gbc gbe gbg gbn gbo gbt gbw gca gcb gcc gce gcg gcn gco gct gcw ge- gea geb gec gee geg gen geo get gew gga ggb ggc ggg ggn ggo ggt ggw gna gnb gnc gne gnn gno gnt gnw goa gob goc goe gog gon goo got gow gta gtb gtc gte gtg gtn gto gtt gtw gwa gwb gwc gwe gwg gwn gwt naa nab nac nae nag nan nao nat naw nba nbb nbc nbe nbg nbn nbo nbt nbw nca ncb ncc nce ncg ncn nco nct ncw ne- nea neb nec nee neg nen neo net new nga ngb ngc nge ngg ngn ngo ngt ngw nna nnb nnc nne nng nnn nno nnt nnw no- noa nob noc noe nog non noo not now nta ntb ntc nte ntg ntn nto ntt nwa nwb nwc nwe nwn nwo nwt oaa oab oac oae oag oan oao oat oaw ob- oba obb obc obe obg obn obo obt obw oc- oca ocb occ ocg ocn oco oct ocw oea oeb oec oee oeg oen oeo oet oga ogc oge ogg ogn ogo ogt on- ona onb onc one ong onn ono ont oo- ooa oob ooc oog oon ooo oot oow ot- ota otb otc ote otg otn oto ott otw owa owb owc owe own owo owt oww taa tab tac tae tag tan tao tat taw tba tbb tbc tbe tbg tbn tbo tbt tca tcb tcc tce tcg tcn tco tct tcw te- tea teb tec tee teg ten teo tet tew tga tgb tgc tge tgg tgn tgo tgt tna tnb tnc tne tng tnn tno tnt tnw to- toa tob toc toe tog ton too tot tow tta ttb ttc tte ttg ttn tto ttt ttw twa twb twc twe twg twn two twt tww waa wab wac wae wag wan wao wat waw wba wbb wbc wbe wbg wbn wbo wbt wbw wca wcb wcc wce wcg wcn wco wct wcw wea web wec wee weg wen weo wet wew wga wgb wgc wgn wgo wgt wgw wn- wna wnc wne wng wnn wno wnt wnw woa wob woc woe wog won woo wot wow wta wtb wtc wtn wto wtt wtw wwa wwc wwe wwn wwo wwt www