ddd ddi ddo ddp ddr dds ddt di- did dii dio dip dir dis dit dod doi doo dop dor dos dot dpd dpi dpo dpp dpr dps dpt drd dri dro drp drr drs drt dsd dsi dso dsp dsr dss dst dtd dti dto dtp dtr dts dtt i-d idd idi ido idp idr ids idt iid iii iio iip iir iis iit io- iod ioi ioo iop ior ios iot ipd ipi ipo ipp ipr ips ipt ir- ird iri iro irp irr irs irt is- isd isi iso isp isr iss ist itd iti ito itp its itt o-i odd odi odo odp odr ods odt oid oii oio oip oir ois oit oo- ood ooi ooo oop oor oos oot op- opd opi opo opp opr ops opt or- ord ori oro orp orr ors ort os- osd osi oso osp osr oss ost ot- otd oti oto otp otr ots ott p-p pdd pdi pdo pdp pdr pds pdt pid pii pio pip pir pis pit pod poi poo pop por pos pot ppd ppi ppo ppp ppr pps ppt prd pri pro prp prr prs prt ps- psd psi pso psp psr pss pst pt- ptd pti pto ptp ptr pts ptt rdd rdi rdo rdp rdr rds rdt rid rii rio rip rir ris rit rod roi roo rop ror ros rot rpd rpi rpo rpp rpr rps rpt rrd rri rrp rrr rrs rrt rsd rsi rso rsp rsr rss rst rtd rti rto rtp rtr rts rtt sdd sdi sdo sdp sdr sds sdt sid sii sio sip sir sis sit sod soi soo sop sor sos sot spd spi spo spp spr sps spt sr- srd sri sro srp srr srs srt ss- ssd ssi sso ssp ssr sss sst std sti sto stp str sts stt tdd tdi tdo tdp tdr tds tdt tid tii tio tip tir tis tit to- tod toi too top tor tos tot tpd tpi tpo tpp tpr tps tpt trd tri tro trp trr trs trt tsd tsi tso tsp tsr tss tst ttd tti tto ttp ttr tts ttt

dddd ddot ddpo ddps ddss ddts didi dido dids diii diis diop dior dios diot dipo dipp dips dipt dird dirr dirs dirt dis- disd disi diso disp diss dist diti dito dits ditt dod- dodd dodi dodo dods doid dois doit dood doop door doos doot dopo dopp dopr dops dopt dord dori doro dorp dorr dors dort dosi doso doss dost dotd doti doto dots dott dpdt dpos dpsd dpst dpts drip drit drod drop drot drrs drsp dsdp dsdr dsip dsos dsps dspt dsri dsrp dsrr dssi dssp dsst dsto dsts dtdp dtor dtot dtss dttp iddo idid idio idir idis idos idps idro idso idss idtp idts iiii iiio iiis iiit iioi iioo iiop iios iirs iisd iisi iisp iisr iist iitr iitt iod- iodd iodo ioii ioio ioit iooi iooo ioos iops iori iors ioso ioto ipdi ipid ipod ipop ipos ippo ippr ipri ipsi ipso ipsp ipss ipto ipts irdo irdp irds iri- irid irio irip iris irod irop irps irri irrs irsp irti irtp irts isds isis isit iso- isop isor isos ispr isps isri isrp issi isso issp issr isss istd isti isto istp istr ists itdo itis itoi itoo itor itos itri itrs itsi itso itsp itto oddd oddi odds odio odir odis odoo odop odor odos odot odrp odso odts oido oids oiii oios oirt oisd oist oiti oodi ooid oooo ooos oops oord oort oosi oost ootp oots opds opii opio opis opit opo- opor opos oppi oppo opps opsi opti opto opts ordo ords ori- orid orio oris orit oro- oror oros orot orpi orps orri orro orrs orsi orso orto orts osdi osii osip osis osoi osoo osor osos osrd osro ossd ossi osso osti ostr osts otis otit oto- otoo otor otos otpp otro otrs otso otti otto otts pdos pdpr pdrs pdsd pdss pido pids piip piot pipi pipo pipp pips piri piro pirr pirs pisd pisi piso piss pist piti pito pitr pits pitt pod- podd podi podo pods poid poio pois pood poop poor poos poot pop- popi popo popp pops popt pori poro porr pors port posi poso poss post potd poti poto pots pott ppds ppid ppod ppos pppd pppo pppp ppps ppss ppts pptt pri- prid prii pris pro- prod proo prop pros prot prpd prps prrd prri prrs prsd prsi prso prss prti prtp prtr psdi psdp psdr psds psid psip psis psoi psos pspi pspp pspr psps psrd psrp psso psst psts ptop ptpd ptrd ptsd rdio rdos rdso ridd ridi rido rids riis rios riot ripd ripi ripp ripr rips ript riri rirs risd risi riso risp riss rist riti rito rits ritt rodd rodi rodo rods roid roio roir rois roit rood rooi roop roor roos root ropo rops rori roro rort rosi roso rosp ross rost roti roto rotr rots rott rpdp rpii rpos rpps rptd rpts rrrr rrsp rsdd rsds rsid rsis rsos rspo rsps rstp rsts rtdt rtps rtss rttp rtts s-ii s-os sdds sdio sdot sdpr sdps sdrs sdss sidd sidi sido sidr sids siit siod siop sior sios siot sipi sipo sipp sips sipt siri siro sirp sirr sirs sirt sisd sisi siss sist sit- sitd siti sito sits sitt sodd sodo sods soir sois soit sood soop soor soos soot sopd sopi sopo sopp sops sord sori soro sorr sors sort sosi soso soss sost soto sotp sots spdp spdr spdt spio spip spir spis spit spod spoo spop spor spos spot sppd spps sprd spri spro sprs spsd spso spsp spss spst spto sptr spts sris sros srps srpt srsd srsp srtp srtr ssdd ssdp ssid ssis ssit ssop ssot sspo ssps sspt ssri ssrs sssi ssss sstd sstp ssts stds stid stio stip stir stis stit stod stoo stop stor stos stot stpd stpp stps strd stri stro strs stsi