-th a-a a-c a-t aaa aac aah aar aat aaw ac- aca acc ach acr act acw aha ahc ahh ahr aht ahw ar- ara arc arh arr art arw at- ata atc ath atr att atw aw- awa awc awh awr awt aww c-- caa cac cah car cat caw cca ccc cch ccr cct ccw ch- cha chc chh chr cht chw cra crc crh crr crt crw cta ctc cth ctr ctt ctw cw- cwa cwc cwh cwr cwt haa hac hah har hat haw hca hcc hch hcr hct hcw hha hhc hhh hhr hht hhw hr- hra hrc hrh hrr hrt hrw hta htc hth htr htt htw hw- hwa hwr hwt hww ra- raa rac rah rar rat raw rca rcc rch rcr rct rcw rh- rha rhc rhh rhr rht rra rrc rrh rrr rrt rta rtc rtr rtt rtw rwa rwc rwh rwr taa tac tah tar tat taw tca tcc tch tcr tct tcw th- tha thc thh thr tht thw tra trc trh trr trt trw tta ttc tth ttr ttt ttw twa twc twh twr twt tww waa wac wah war wat waw wca wcc wch wcr wct wcw wh- wha whc whh whr wht whw wr- wra wrc wrh wrr wrt wrw wta wtc wth wtr wtt wtw wwa wwc wwt www