ddd ddi ddm ddn ddo ddp dds ddt di- did dii dim din dio dip dis dit dmd dmi dmm dmn dmo dmp dms dmt dnd dni dnm dnn dno dnp dns dnt dod doi dom don doo dop dos dot dpd dpi dpm dpn dpo dpp dps dpt dsd dsi dsm dsn dso dsp dss dst dtd dti dtm dtn dto dtp dts dtt i-d idd idi idm idn ido idp ids idt iid iii iim iin iio iip iis iit im- imd imi imm imn imo imp ims imt in- ind ini inm inn ino inp ins int io- iod ioi iom ion ioo iop ios iot ipd ipi ipm ipn ipo ipp ips ipt is- isd isi ism isn iso isp iss ist itd iti itm itn ito itp its itt m-o mdd mdi mdm mdn mdo mdp mds mdt mi- mid mii mim min mio mip mis mit mmd mmi mmm mmn mmo mmp mms mmt mni mnm mnn mno mnp mns mnt mod moi mom mon moo mop mos mot mpd mpi mpm mpn mpo mpp mps mpt msd msi msm msn mso msp mss mst mtd mti mtm mtn mto mtp mts mtt n-i ndd ndi ndm ndn ndo ndp nds ndt nid nii nim nin nio nip nis nit nmd nmi nmm nmn nmo nmp nms nmt nni nnm nnn nno nnp nns nnt no- nod noi nom non noo nop nos not npd npi npm npn npo npp nps npt nsd nsi nsm nsn nso nsp nss nst ntd nti ntm ntn nto ntp nts ntt o-i odd odi odm odn odo odp ods odt oid oii oim oin oio oip ois oit om- omd omi omm omn omo omp oms omt on- ond oni onn ono onp ons ont oo- ood ooi oom oon ooo oop oos oot op- opd opi opm opn opo opp ops opt os- osd osi osm osn oso osp oss ost ot- otd oti otm otn oto otp ots ott p-p pdd pdi pdm pdn pdo pdp pds pdt pid pii pim pin pio pip pis pit pmd pmi pmm pmn pmo pmp pms pmt pn- pnd pni pnm pnn pno pnp pns pnt pod poi pom pon poo pop pos pot ppd ppi ppm ppn ppo ppp pps ppt ps- psd psi psm psn pso psp pss pst pt- ptd pti ptm ptn pto ptp pts ptt sdd sdi sdm sdn sdo sdp sds sdt sid sii sim sin sio sip sis sit smd smi smm smn smo smp sms smt snd sni snm snn sno snp sns snt sod soi som son soo sop sos sot spd spi spm spn spo spp sps spt ss- ssd ssi ssm ssn sso ssp sss sst std sti stm stn sto stp sts stt tdd tdi tdm tdn tdo tdp tds tdt tid tii tim tin tio tip tis tit tmd tmi tmm tmn tmo tmp tms tmt tnd tni tnm tnn tno tnp tns tnt to- tod toi tom ton too top tos tot tpd tpi tpm tpn tpo tpp tps tpt tsd tsi tsm tsn tso tsp tss tst ttd tti ttm ttn tto ttp tts ttt