-th bbb bbd bbe bbh bbi bbo bbt bdb bdd bde bdh bdi bdo bdt be- beb bed bee beh bei beo bet bhb bhd bhe bhh bhi bho bht bi- bib bid bie bih bii bio bit bob bod boe boh boi boo bot btb btd bte bth bti bto btt dbb dbd dbe dbh dbi dbo dbt ddb ddd dde ddh ddi ddo ddt de- deb ded dee deh dei deo det dh- dhb dhd dhe dhh dhi dho dht di- dib did die dih dii dio dit dob dod doe doh doi doo dot dtb dtd dte dth dti dto dtt ebb ebd ebe ebh ebi ebo ebt ed- edb edd ede edh edi edo edt eeb eed eee eeo eet ehb ehd ehe ehh ehi eho eht eib eid eie eii eio eit eo- eob eod eoe eoh eoi eoo eot etb etd ete eth eti eto ett h-i hbb hbd hbe hbh hbi hbo hbt hdb hdd hde hdh hdi hdo hdt he- heb hed hee heh hei heo het hhb hhd hhe hhh hhi hho hht hib hid hie hih hii hio hit hob hod hoe hoh hoi hoo hot htb htd hte hth hti hto htt i-d ibb ibd ibe ibh ibi ibo ibt idb idd ide idh idi ido idt ie- ied iee iei iet ihb ihd ihe ihh ihi iho iht iib iid iie iih iii iio iit io- iob iod ioe ioh ioi ioo iot itb itd ite ith iti ito itt o-i ob- obb obd obe obh obi obo obt odb odd ode odh odi odo odt oeb oed oee oeh oei oeo oet ohd ohe ohh ohi oho oht oib oid oie oii oio oit oo- oob ood ooh ooi ooo oot ot- otb otd ote oth oti oto ott tbb tbd tbe tbh tbi tbo tbt tdb tdd tde tdh tdi tdo tdt te- teb ted tee teh tei teo tet th- thb thd the thh thi tho tht tib tid tie tih tii tio tit to- tob tod toe toh toi too tot ttb ttd tte tth tti tto ttt