ddd dde ddf ddh ddk dds de- ded dee def deh dek des dfd dfe dff dfh dfk dfs dh- dhd dhe dhf dhh dhk dhs dke dkk dks dsd dse dsf dsh dsk dss ed- edd ede edf edh edk eds eed eee eef eek ees ef- efd efe eff efh efs ehd ehe ehf ehh ehs ekd eke ekf ekh eks es- esd ese esf esh esk ess fdd fde fdf fdh fdk fds fed fee fef feh fek fes ffd ffe fff ffh ffk ffs fhe fhf fhh fhs fkf fkk fsd fse fsf fsh fsk fss hdd hde hdf hdh hdk hds he- hed hee hef heh hek hes hfd hfe hff hfh hfk hfs hhd hhe hhf hhh hhk hhs hkd hkf hkh hkk hks hsd hse hsf hsh hsk hss kde kdf kdh kdk kds ke- ked kee kef keh kek kes kfd kff kfh kfs khe khf khh khk khs kke kkh kkk kks ksd kse ksf ksh ksk kss sdd sde sdf sdh sdk sds se- sed see sef seh sek ses sfd sfe sff sfh sfk sfs sh- shd she shf shh shk shs sk- skd ske skf skh skk sks ss- ssd sse ssf ssh ssk sss