fff ffi ffn ffo ffp ffs fft ffx fif fii fin fip fis fit fix fnf fni fnn fnp fns fnt fnx fof foi fon foo fop fos fot fox fpi fpn fpo fpp fps fpt fpx fsf fsi fsn fso fsp fss fst fsx ftf fti ftn fto ftp fts ftt ftx fxi fxp fxs fxt fxx i-f iff ifi ifn ifo ifp ifs ift ifx iif iii iin iio iip iis iit iix in- inf ini inn ino inp ins int inx io- iof ioi ion ioo iop ios iot ipf ipi ipn ipo ipp ips ipt ipx is- isf isi isn iso isp iss ist itf iti itn ito itp its itt itx ixi ixn n-i nff nfi nfn nfo nfp nfs nft nif nii nin nio nip nis nit nix nnf nni nnn nno nnp nns nnt no- nof noi non noo nop nos not nox npf npi npn npo npp nps npt nsf nsi nsn nso nsp nss nst nsx ntf nti ntn nto ntp nts ntt ntx nxt o-i of- off ofi ofn ofo ofp ofs oft ofx oif oii oin oio oip ois oit on- onf oni onn ono onp ons ont onx oo- oof ooi oon ooo oop oos oot oox op- opf opi opn opo opp ops opt opx os- osf osi osn oso osp oss ost osx ot- otf oti otn oto otp ots ott ox- oxf oxi oxn oxo oxt oxx p-p pff pfi pfn pfo pfp pfs pft pfx pif pii pin pio pip pis pit pix pn- pnf pni pnn pno pnp pns pnt pnx pof poi pon poo pop pos pot pox ppf ppi ppn ppo ppp pps ppt ppx ps- psf psi psn pso psp pss pst psx pt- ptf pti ptn pto ptp pts ptt ptx pxs pxt sff sfi sfn sfo sfp sfs sft sfx sif sii sin sio sip sis sit six snf sni snn sno snp sns snt sof soi son soo sop sos sot sox spf spi spn spo spp sps spt spx ss- ssf ssi ssn sso ssp sss sst ssx stf sti stn sto stp sts stt stx sxi sxn sxs sxt t-x tff tfi tfn tfo tfp tfs tft tfx tif tii tin tio tip tis tit tix tnf tni tnn tno tnp tns tnt tnx to- tof toi ton too top tos tot tox tpf tpi tpn tpo tpp tps tpt tpx tsf tsi tsn tso tsp tss tst tsx ttf tti ttn tto ttp tts ttt ttx txf txi txn txs txt xfn xfs xft xfx xii xin xio xis xit xix xno xns xof xoi xon xoo xop xos xot xox xpf xpn xpo xpp xps xpt xsi xsp xss xst xtf xti xtp xts xtx xxi xxo xxp xxx

ffff ffii ffps ffss fftf fiff fifi fifo fift fiii fini finn fino finp fins fint fion fios fipp fips fisi fiss fist fiti fits fitt fixt fixx fnsp fofo foin fois foix fono fons font foof foon foos foot fopp fops fosi foso foss fost foti foto fotp fots fott foxx fpin fsfi fsfo fsix fspf fssf fssp ftii ftop ftos ftps fxsp i-no ifis ifit ifni ifno ifns ifpo ifps ifso ifsp iftn ifto iiii iiio iiis iiit iino iioi iioo iiop iios iipf iisi iisp iist iitt infi info infp infs inis init inni inno inns ino- inoi inon inos inot inox inp- inpi inpp inpt inso insp inss inst inti intn into intp ints inxs ioii ioio ioit ioni ionn iono ions ioof iooi iooo ioos iops ioso iotf ioto ipin ipix ipop ipos ippf ippo ipsi ipso ipsp ipss ipto ipts isfp isin isis isit isno isnt iso- isof ison isop isos ispf isps issf issi isso issp isss isti isto istp ists itif itin itis itno itof itoi iton itoo itos itsf itsi itso itsp ittf itto ixos ixxi n-ii nfff nfip nfix nfon nfps nfto niff nift niip niit nini nino nins nion nioo nios nips nipt nisi niso nisp niss nist nitf niti nito nits nixi nixt nnit nnnn nnos nnot nnpi nnss nntn nofi nofx noif noin noio nois noit noix non- noni nonn nono nons nont nonx noo- noon nooo noop noos noot nops nos- noss nost not- noti noto nots nott npif npin npss nptn nsfs nsin nsis nsof nsos nspi nsps nssf nsso nssp nsss nstp nsts ntfp ntfs ntis ntof ntop ntsf ntss ntto off- offo offs ofit ofno ofst oftp oiii oins oint oion oios oist oiti onis onit onix onni onno onon onos onpt onso onst ont- onti onto ooff oofs oons oont oooo ooos oops oosi oost ootp oots opii opin opio opis opit opo- opon opos oppi oppo opps opsi opti optn opto opts osii osin osip osis osno osoi osoo osos ossi osso osti osts otfp otif otin otis otit oto- otof oton otoo otos otpp otso otti otto otts oxi- oxis oxo- oxof oxon oxos oxox oxsi oxxo pfff pfft pfis pfit pfps piff pifs piip pini pinn pino pinp pins pint pion piot pipi pipo pipp pips pisi piso piss pist pitf piti pito pits pitt pitx pixo pixx pnin pnon pnot pnpo pnpp pnxt poff pofi poin poio pois poix poni pono ponp pons pont poof poon poop poos poot pop- popi popo popp pops popt posi posn poso poss post potf poti poto pots pott ppif ppos pppn pppo pppp ppps ppsf ppss pptn ppts pptt psfs psip psis psni psoi pson psos pspi pspp psps psso psst psts ptop ptox s-ii s-os sfio sfnt sfos sfss sftp sfts siff sifo sift siit sini sinn sino sinp sins sint sion siop sios siot siox sipi sipo sipp sips sipt sisi siss sist sit- siti sitn sito sits sitt sixo sixt sixx snip snit snns snoo snop snos snot snpo snpp sofi sofo soft soif soin sois soit son- soni sono sons sont soof soon soop soos soot sopi sopo sopp sops sosi