fff ffn ffo ffs fnf fnn fns fof fon foo fos fsf fsn fso fss nff nfn nfo nfs nnf nnn nno nns no- nof non noo nos nsf nsn nso nss of- off ofn ofo ofs on- onf onn ono ons oo- oof oon ooo oos os- osf osn oso oss sff sfn sfo sfs snf snn sno sns sof son soo sos ss- ssf ssn sso sss

ffff ffss fofo fono fons foof foon foos foso foss fsfo fssf nfff nfon nnnn nnos nnss non- nonn nono nons noo- noon nooo noos nos- noss nsfs nsof nsos nssf nsso nsss off- offo offs ofno onno onon onos onso ooff oofs oons oooo ooos osno osoo osos osso s-os sfos sfss snns snoo snos sofo son- sono sons soof soon soos soso soss ssns sssf ssss

fofos fonos fonso foons nnooo no-no nonno nonos noons noso- noson offof offon ofono onoff onoon ooooo ososo ossos snoof so-so sono- sonof sonos soons sosno soss- sssss

foofoo fosso non-no nonono nonoon noonoo nosons nosson ofsons on-off oooooo snoffs sofono sonsof sonson soosoo sosoon

fonofos foo-foo nononos off-off onoffon sssssss

nononono