ddd ddf ddi ddp dds dfd dff dfi dfp dfs di- did dif dii dip dis dpd dpf dpi dpp dps dsd dsf dsi dsp dss fdd fdf fdi fdp fds ffd fff ffi ffp ffs fid fif fii fip fis fpd fpi fpp fps fsd fsf fsi fsp fss i-d i-f idd idf idi idp ids ifd iff ifi ifp ifs iid iif iii iip iis ipd ipf ipi ipp ips is- isd isf isi isp iss p-p pdd pdf pdi pdp pds pfd pff pfi pfp pfs pid pif pii pip pis ppd ppf ppi ppp pps ps- psd psf psi psp pss sdd sdf sdi sdp sds sfd sff sfi sfp sfs sid sif sii sip sis spd spf spi spp sps ss- ssd ssf ssi ssp sss

dddd ddps ddss dfds didi dids dif- diff difs diii diis dipp dips dis- disd disi disp diss dpsd dsdp dsif dsip dspf dsps dssi dssp ffff ffii ffps ffss fidf fids fiff fifi fiii fipp fips fisd fisi fiss fsfi fspf fssf fssp idfp idid idis idps idsf idss ifid ifis ifps ifsp iiii iiis iipf iisd iisi iisp ipdi ipid ippf ipsi ipsp ipss isds isfp isis ispf isps issf issi issp isss pdfs pdsd pdss pfff pfis pfps pids piff pifs piip pipi pipp pips pisd pisi piss ppds ppid ppif pppd pppp ppps ppsf ppss psdi psdp psds psfs psid psip psis pspi pspp psps s-ii sdds sdif sdps sdsf sdss sfpd sfss sidd sidi sids siff sipi sipp sips sisd sisi siss spdf spdp spfs spip spis sppd sppf spps spsd spsp spss ssdd ssdf ssdp ssfp ssid ssis sspf ssps sssf sssi ssss

ddddd diffs diss- fissi iddfs if-- iiiii ipsi- is-is isisi ispsd issid pdiff piisi pipid pipis pippi pissi s-iii siddi sidis sipid sippi sipsi sisid sisis sissi spiff spiss sssss

diii-d fissi- isidid issids pipids pipipi pippip pissis pppppp ppsspp siiiii sisisi spiffs

isidids pip-pip spissid ssipsis sssssss

i-ii-iii pisidiid

ddddddddd issisisis pisidiids

pip-pip-pip

iiiiiiiiiiiiiiiis