a-a a-i aaa aad aaf aai aan aao aas ad- ada add adf adi adn ado ads af- afa afd aff afi afn afo afs ai- aia aid aif aii ain aio ais an- ana and anf ani ann ano ans aoa aod aof aoi aon aoo aos as- asa asd asf asi asn aso ass daa dad daf dai dan dao das dda ddd ddf ddi ddn ddo dds dfa dfd dff dfi dfn dfo dfs di- dia did dif dii din dio dis dna dnd dnf dni dnn dno dns doa dod dof doi don doo dos dsa dsd dsf dsi dsn dso dss faa fad faf fai fan fao fas fda fdd fdf fdi fdn fdo fds ffa ffd fff ffi ffn ffo ffs fia fid fif fii fin fis fna fnd fnf fni fnn fns foa fof foi fon foo fos fsa fsd fsf fsi fsn fso fss i-d i-f ia- iaa iad iaf iai ian iao ias ida idd idf idi idn ido ids ifa ifd iff ifi ifn ifo ifs iia iid iif iii iin iio iis in- ina ind inf ini inn ino ins io- ioa iod iof ioi ion ioo ios is- isa isd isf isi isn iso iss n-i naa nad naf nai nan nao nas nda ndd ndf ndi ndn ndo nds nfa nfd nff nfi nfn nfo nfs nia nid nif nii nin nio nis nna nnf nni nnn nno nns no- noa nod nof noi non noo nos nsa nsd nsf nsi nsn nso nss o-i oaa oad oaf oai oan oao oas oda odd odf odi odn odo ods of- ofa ofd off ofi ofn ofo ofs oia oid oif oii oin oio ois on- ona ond onf oni onn ono ons oo- ooa ood oof ooi oon ooo oos os- osa osd osf osi osn oso oss saa sad saf sai san sao sas sda sdd sdf sdi sdn sdo sds sfa sfd sff sfi sfn sfo sfs sia sid sif sii sin sio sis sna snd snf sni snn sno sns soa sod sof soi son soo sos ss- ssa ssd ssf ssi ssn sso sss