nhe nhg nhh nhi nhk nhn nhs nia nic nid nie nig nih nii nik nin nio nis nka nkc nke nki nkk nkn nko nks nna nnc nne nng nnh nni nnk nnn nno nns no- noa noc nod noe nog noh noi nok non noo nos nsa nsc nsd nse nsg nsh nsi nsk nsn nso nss o-i oaa oac oad oae oag oah oai oak oan oao oas oc- oca occ ocd ocg och oci ock ocn oco ocs oda odc odd ode odg odh odi odn odo ods oea oec oed oee oeg oeh oei oen oeo oes oga ogc ogd oge ogg ogh ogi ogn ogo ogs oha ohc ohd ohe ohg ohh ohi ohn oho ohs oia oic oid oie oii oik oin oio ois oka okc okd oke okg oki okk oko oks on- ona onc ond one ong onh oni onk onn ono ons oo- ooa ooc ood oog ooh ooi ook oon ooo oos os- osa osc osd ose osg osh osi osk osn oso oss saa sac sad sae sag sah sai sak san sao sas sca scc scd sce scg sch sci sck scn sco scs sda sdc sdd sde sdg sdh sdi sdk sdn sdo sds se- sea sec sed see seg seh sei sek sen seo ses sga sgc sgd sge sgg sgh sgi sgk sgn sgo sgs sh- sha shc shd she shg shh shi shk shn sho shs sia sic sid sie sig sih sii sik sin sio sis sk- ska skc skd ske skg skh ski skk sko sks sna snc snd sne sng sni snk snn sno sns soa soc sod soe sog soh soi sok son soo sos ss- ssa ssc ssd sse ssg ssh ssi ssk ssn sso sss