-ly -ol fff ffl ffn ffo ffp ffs fft ffy flf fll fln flo flp fls flt fly fnf fnl fnn fnp fns fnt fof fol fon foo fop fos fot foy fpl fpn fpo fpp fps fpt fpy fsf fsl fsn fso fsp fss fst ftf ftl ftn fto ftp fts ftt fty fy- fyn fyo fyp l-p lff lfl lfn lfo lfp lfs lft llf lll lln llo llp lls llt lly lnl lnn lno lnp lns lnt lof lol lon loo lop los lot loy lpf lpl lpn lpo lpp lps lpt lsf lsl lsn lso lsp lss lst ltf ltl lto ltp lts ltt lyf lyl lyn lyo lys lyt nff nfl nfn nfo nfp nfs nft nlf nll nln nlo nlp nls nlt nly nnf nnl nnn nno nnp nns nnt no- nof nol non noo nop nos not noy npf npl npn npo npp nps npt nsf nsl nsn nso nsp nss nst nsy ntf ntn nto ntp nts ntt nyf nyl nyn nyo nyp nys nyt nyy of- off ofl ofn ofo ofp ofs oft olf oll oln olo olp ols olt oly on- onf onl onn ono onp ons ont ony oo- oof ool oon ooo oop oos oot op- opf opl opn opo opp ops opt opy os- osf osl osn oso osp oss ost ot- otf otl otn oto otp ots ott oyl oyo oys p-p pff pfl pfn pfo pfp pfs pft pfy plf pll pln plo plp pls plt ply pn- pnf pnl pnn pno pnp pns pnt pny pof pol pon poo pop pos pot poy ppf ppl ppn ppo ppp pps ppt ps- psf psl psn pso psp pss pst psy pt- ptf ptl ptn pto ptp pts ptt pty py- pyf pyl pyn pyo pys pyt sff sfl sfn sfo sfp sfs sft slf sll sln slo slp sls slt sly snf snl snn sno snp sns snt sny sof sol son soo sop sos sot soy spf spl spn spo spp sps spt spy ss- ssf ssl ssn sso ssp sss sst stf stl stn sto stp sts stt sty sy- syl syn syp sys syt tff tfl tfn tfo tfp tfs tft tlf tll tln tlo tlp tls tlt tnf tnl tnn tno tnp tns tnt to- tof tol ton too top tos tot toy tpf tpl tpn tpo tpp tps tpt tsf tsl tsn tso tsp tss tst tsy ttf ttl ttn tto ttp tts ttt tty tyf tyl tyn tyo typ tys tyt yff yfs yft yll yls ylt yly ynn ynp yns yny yof yol yon yoo yop yos yot yoy ypf ypl ypo yps ysl yso ysp yss yst ysy ytf ytl ytn yto ytp yts ytt yyf yys yyt yyy