-th a-a a-t aaa aad aah aao aar aat ad- ada add adh ado adr adt aha ahd ahh aho ahr aht aoa aod aoh aoo aor aot ar- ara ard arh aro arr art at- ata atd ath ato atr att daa dad dah dao dar dat dda ddd ddh ddo ddr ddt dh- dha dhd dhh dho dhr dht doa dod doh doo dor dot dra drd dro drr drt dta dtd dth dto dtr dtt haa had hah hao har hat hda hdd hdh hdo hdr hdt hha hhd hhh hho hhr hht hoa hod hoh hoo hor hot hr- hra hrd hrh hro hrr hrt hta htd hth hto htr htt oaa oad oah oao oar oat oda odd odh odo odr odt oha ohd ohh oho ohr oht oo- ooa ood ooh ooo oor oot or- ora ord orh oro orr ort ot- ota otd oth oto otr ott ra- raa rad rah rao rar rat rda rdd rdh rdo rdr rdt rh- rha rhd rhh rho rhr rht roa rod roh roo ror rot rra rrd rrh rrr rrt rta rtd rto rtr rtt taa tad tah tao tar tat tda tdd tdh tdo tdr tdt th- tha thd thh tho thr tht to- toa tod toh too tor tot tra trd trh tro trr trt tta ttd tth tto ttr ttt