h-i hhh hhi hhr hhs hhu hhz hih hii hir his hiu hr- hrh hri hrr hrs hru hrz hsh hsi hsr hss hsu hsz huh hui hur hus huu huz hzs ihh ihi ihr ihs ihu iih iii iir iis iiu ir- iri irr irs iru is- ish isi isr iss isu iu- iui iur ius iuz izh izi izu izz rh- rhh rhi rhr rhs rhu rih rii rir ris riz rrh rri rrr rrs rru rsh rsi rsr rss rsu ruh rui rur rus ruu ruz sh- shh shi shr shs shu sih sii sir sis siu sr- srh sri srr srs ss- ssh ssi ssr sss ssu ssz suh sui sur sus suu suz szi szr szu uhh uhi uhr uhs uhu uii uir uis uiu ur- uri urr urs uru urz ush usi usr uss usu usz uur uus uuu uzh uzi uzu zhi zhr zhs zhu zir zis ziz zrh zrs zsh zsi zsu zsz zui zur zus zuz zzr zzs zzz