ddd ddi ddk ddn ddo ddr dds ddt di- did dii dik din dio dir dis dit dki dkk dko dkr dks dkt dnd dni dnk dnn dno dnr dns dnt dod doi dok don doo dor dos dot drd dri drk drn dro drr drs drt dsd dsi dsk dsn dso dsr dss dst dtd dti dtk dtn dto dtr dts dtt i-d idd idi idk idn ido idr ids idt iid iii iin iio iir iis iit iki ikk iko ikr iks ikt in- ind ini ink inn ino inr ins int io- iod ioi ion ioo ior ios iot ir- ird iri irk irn iro irr irs irt is- isd isi isk isn iso isr iss ist itd iti itk itn ito its itt k-t kdk kdo kdr kds kdt kid kii kik kin kio kir kis kit kki kkk kkn kkr kks kkt kn- knd kni knk knn kno knr knt kod koi kok kon koo kor kos kot krd kri krk krn kro krr krs krt ksd ksi ksk ksn kso ksr kss kst ktk ktn kto ktr kts ktt n-i ndd ndi ndk ndn ndo ndr nds ndt nid nii nik nin nio nir nis nit nki nkk nkn nko nkr nks nkt nni nnk nnn nno nns nnt no- nod noi nok non noo nor nos not nrd nri nrk nrn nro nrr nrs nrt nsd nsi nsk nsn nso nsr nss nst ntd nti ntk ntn nto ntr nts ntt o-i odd odi odn odo odr ods odt oid oii oik oin oio oir ois oit okd oki okk oko okr oks on- ond oni onk onn ono onr ons ont oo- ood ooi ook oon ooo oor oos oot or- ord ori ork orn oro orr ors ort os- osd osi osk osn oso osr oss ost ot- otd oti otk otn oto otr ots ott rdd rdi rdn rdo rdr rds rdt rid rii rik rin rio rir ris rit rkk rko rks rkt rnd rni rnn rno rnr rns rnt rod roi rok ron roo ror ros rot rrd rri rrk rrn rrr rrs rrt rsd rsi rsk rsn rso rsr rss rst rtd rti rtk rtn rto rtr rts rtt sdd sdi sdk sdn sdo sdr sds sdt sid sii sik sin sio sir sis sit sk- skd ski skk sko skr sks skt snd sni snk snn sno snr sns snt sod soi sok son soo sor sos sot sr- srd sri srk srn sro srr srs srt ss- ssd ssi ssk ssn sso ssr sss sst std sti stk stn sto str sts stt tdd tdi tdk tdn tdo tdr tds tdt tid tii tik tin tio tir tis tit tkk tko tkr tks tkt tnd tni tnk tnn tno tnr tns tnt to- tod toi tok ton too tor tos tot trd tri trk trn tro trr trs trt tsd tsi tsk tsn tso tsr tss tst ttd tti ttk ttn tto ttr tts ttt