a-a a-b a-c aaa aab aac aag aah aar aau aaw ab- aba abb abc abg abh abr abu abw ac- aca acb acc acg ach acr acu acw ag- aga agb agc agg agh agr agu agw aha ahb ahc ahg ahh ahr ahu ahw ar- ara arb arc arg arh arr aru arw au- aua aub auc aug auh aur auw aw- awa awb awc awg awh awr awu aww b-u baa bab bac bag bah bar bau baw bba bbb bbc bbg bbh bbr bbu bbw bca bcb bcc bcg bch bcr bcu bga bgb bgc bgg bgh bgr bgu bgw bha bhb bhc bhg bhh bhr bhu bhw bra brb brg brh brr bru brw bua bub buc bug buh bur buu buw bwa bwb bwc bwg bwh bwr bwu c-- caa cab cac cag cah car cau caw cba cbb cbc cbg cbh cbr cbu cbw cca ccb ccc ccg cch ccr ccu ccw cga cgb cgc cgg cgh cgr cgu cgw ch- cha chb chc chg chh chr chu chw cra crb crc crg crh crr cru crw cua cub cuc cug cuh cur cuu cuw cw- cwa cwb cwc cwg cwh cwr cwu gaa gab gac gag gah gar gau gaw gba gbc gbg gbh gbr gbu gbw gca gcb gcc gcg gch gcr gcu gcw gga ggb ggc ggg ggh ggr ggu ggw gha ghb ghc ghg ghh ghr gra grb grc grg grh grr gru grw gu- gua gub guc gug gur guu gwa gwb gwc gwg gwr gwu haa hab hac hag hah har hau haw hba hbb hbc hbg hbh hbr hbu hbw hca hcb hcc hcg hch hcr hcw hga hgb hgc hgg hgh hgr hgu hgw hha hhb hhc hhg hhh hhr hhu hhw hr- hra hrb hrc hrg hrh hrr hru hrw hua hub huc hug huh hur huu huw hw- hwa hwb hwg hwr hwu hww ra- raa rab rac rag rah rar rau raw rba rbb rbc rbg rbh rbr rbu rbw rca rcb rcc rcg rch rcr rcu rcw rga rgb rgc rgg rgh rgr rgw rh- rha rhb rhc rhg rhh rhr rhu rra rrb rrc rrg rrh rrr rru rua rub ruc rug ruh rur ruu rwa rwb rwc rwh rwr rwu ua- uaa uab uac uag uah uar uau uaw uba ubb ubc ubg ubh ubr ubu ubw uca ucb ucc ucg uch ucr ucu ucw uga ugb ugc ugg ugh ugr ugu uha uhb uhc uhh uhr uhu uhw ur- ura urb urc urg urr uru urw uua uuc uug uur uuu uwa uwb uwc uwg uwr uww waa wab wac wag wah war wau waw wba wbb wbc wbg wbr wbw wca wcb wcc wcg wch wcr wcu wcw wga wgb wgc wgh wgr wgw wh- wha whb whc whh whr whu whw wr- wra wrc wrg wrh wrr wru wrw wua wub wuc wug wur wwa wwc wwu www