ddd ddh ddi ddp ddr dds ddx ddy dh- dhd dhh dhi dhp dhr dhs di- did dih dii dip dir dis dix diy dpd dph dpi dpp dpr dps drd dri drp drr drs drx dry dsd dsh dsi dsp dsr dss dsx dsy dxd dxi dxp dxr dxs dxx dy- dyd dyp dyr dys dyy h-i hdd hdh hdi hdp hdr hds hdx hdy hhd hhh hhi hhp hhr hhs hhy hid hih hii hip hir his hix hpd hph hpi hpp hpr hps hpy hr- hrd hrh hri hrp hrr hrs hsd hsh hsi hsp hsr hss hsx hsy hxd hy- hyd hyh hyi hyp hyr hys hyy i-d idd idh idi idp idr ids idx idy ihd ihh ihi ihp ihr ihs ihy iid iih iii iip iir iis iix ipd ipi ipp ipr ips ipx ipy ir- ird iri irp irr irs irx iry is- isd ish isi isp isr iss isy ixi ixy iyr iys iyy p-p pdd pdh pdi pdp pdr pds pdx phd phi php phr phs phx phy pid pih pii pip pir pis pix ppd pph ppi ppp ppr pps ppx prd prh pri prp prr prs prx pry ps- psd psh psi psp psr pss psx psy pxr pxs py- pyd pyr pys pyx rdd rdh rdi rdp rdr rds rdx rdy rh- rhd rhh rhi rhp rhr rhs rid rih rii rip rir ris rix riy rpd rph rpi rpp rpr rps rpx rrd rrh rri rrp rrr rrs rsd rsh rsi rsp rsr rss rsx rxp rxr rxs ry- ryd ryr rys ryy sdd sdh sdi sdp sdr sds sdy sh- shd shh shi shp shr shs shy sid sih sii sip sir sis six spd sph spi spp spr sps spx spy sr- srd srh sri srp srr srs srx sry ss- ssd ssh ssi ssp ssr sss ssx sxi sxs sy- syd syh syi syp syr sys syx xdh xdi xdr xds xhd xhp xii xis xix xpd xpp xps xrd xrx xry xsi xsp xss xxi xxp xxx xxy xyp xyr xyy yds ydy yhi yhs yid yih yii yip yir yis ypd yps yrp yrs ysi ysp ysr yss ysy yxy yys yyy