ctsn ctss cttn ctts fccf fcic fcii fcnl fcot fcsc fcsl fcst fcto ffcc ffff ffii ffrr ffss fftf ficc fico fics fict fifc fiff fifi fifo fift fiii fiil fili fill filn filo fils fini finn fino fins fint fion fior fios firn firs fisc fisi fiss fist fitc fiti fits fitt flcl flic flii flin flis flit flnc floc flon floo flor flos flot flts fnci fnlc fnrs foci foco focs fofo foil foin fois folc foli foll folo folr fols folt fono fons font foof fool foon foos foot for- fori forl forn foro forr fors fort fosi foso foss fost foti foto fots fott frcc frcn frfc fric fril frin frio fris frit frns frol fron fros frot frsc frso frst fscc fsfi fsfo fsln fssc fssf ft-c ft-l ftfc ftii ftos ftrs ftsr i-no iccc iccf icci iccl iccn icco iccr iccs icct icis icll iclr icnc icns icoc icon icor icos icrc icrf icrr icrs icrt icsc icsi icsr icss icst icts ifco ific ifil ifis ifit ifni ifno ifnr ifns ifor ifrf ifri ifsc ifso iftn ifto iiii iiio iiis iiit iino iioi iioo iios iirc iirs iisc iisi iisr iist iitr iitt ilic ilin ilio ilir ilis ilit ill- illi illo ills illt ilni ilno iloc iloo ilos ilot ilts inci incl inco incr incs infi infl info infs inis init inni inno innr inns ino- inoi inol inon inor inos inot inri inro inrs insc inso inss inst inti intl intn into intr ints ioci iofc ioii ioio ioit iolo ioni ionn iono ions ioof iooi iooo ioos iori iors ioso iotf ioto ircc ircs iri- iric iril irin irio iris iroc iron irrc irri irrs irsf irtf irti irts iscc isci iscn isco iscr iscs isct isfc isic isil isin isis isit isls isno isnt iso- isoc isof isol ison isor isos isri issc issf issi isso issr isss istc isti isto istr ists itcs itic itif itil itin itis itll itno itof itoi itol iton itoo itor itos itrf itri itrs itsf itsi itso ittf itto lccc lccs lcfc lcfr lcis lcls lcor lcrl lcrs lcsc lcsr lctl lcto lcts lfcc lfts lico licr lics lict liff lifl lifo lift liii liin liir liis lili lill lilo lils lilt linc linn lino lins lint lio- lion lior lios lirc liri lirl lirn liro lirr lirs lirt lisi liso liss list liti litl lito litr lits litt llcc llcs lllc llll lloc lloo lncr lnfs lnso lntc lnts locc loci locn loco locs loff lofi lofn loft loic loif loin loir lois loit loli loll lolo lols loni lono lonr lons lont looc loof lool loon loor loos loot lori lorn loro lors losc losi loso loss lost loti lotl loto lotr lots lott lrcs lrfc lric lrif lroc lroi lron lrrc lrrr lrst lrts ls-r lsco lscs lsfc lsof lson lsrc lsso lssr lsts ltcc ltci ltcs ltfc ltns ltnt ltrs ltsi ltsr lttc lttr n-ii nccc nccf ncci nccn nccr nccs ncct ncfc ncis ncit nclc ncln nclr ncnc ncoc ncor ncos ncrc ncri ncsc ncsf ncsi ncsl ncss ncst nctc nctr nfct nfff nfic nfon nfrs nfsr nftc nfto nicc nicf nici nicl nico nics nifc niff nift niir niit nili nill nilo nils nilt nini ninl nino nins nion nioo nios niro nirs nirt nisi nisl niso niss nist nitc nitf niti nito nitr nits nlcc nlcf nlcs nlic nlls nlsc nnit nnls nnnn nnos nnot nnsl nnss nntn noci nocl noco nocs noct nofi noif noil noin noio noir nois noit nolf noli noll nolo nols nolt non- noni nonn nono nons nont noo- nool noon nooo noor noos noot nor- norc norf nori norn noro norr nors nort nos- noss nost not- noti noto nots nott nrcs nrfc nric nroc nron nrrc nrrl nrsc nrtl nrts nscc nscl nscs nsfc nsfs nsic nsin nsis nslr nsls nsnr nsof nsos nsrc nsrl nssc nssf nsso nssr nsss nstc nstl nsts ntcc ntfc ntfl ntfs ntis ntof ntrc ntrl ntsc ntsf ntss ntto nttr occc occi occn occt ocin ocis oclc ocon ocos ocrl ocro ocrr ocrs oct- octi octo octs ofcl ofcr off- offc offo offr offs ofit ofno ofor ofst oici oiii oils oins oint oion oios oirt oisc oist oitc oiti olcc olfs olic olin olio olis olit olli ollo olof olon olor olos olot olsi olst onc- oncf onco onct onic onil onir onis onit onlf onni onno onon onor onos onsc onso onst ont- ontc onti onto oocr ooff oofs oolo oons oont oooo ooos oort oosi oost oots orci orco orcs orff orfi orfs ori- oric orif oril orin orio oris orit orlo ornc orni orno orns oro- orof oron oror oros orot orri orro orrs orsi orso ortc orto orts oscc osci oscl osco osii osin osis osli oslo osno osnr osoi osoo osor osos osro ossi osso ostc osti ostr osts otcl otfc otic otif otin otis otit oto- otof oton otoo otor otos otro otrs otso otti otto otts rccc rccs rcfc rcic rcis rcls rcnl rcnr rcon rcos rcsc rcsi rcsl rcss rctc rcti rcts rffc rffl rfic rftc ricc rico rics rict riff rifs rift riif riin riis rill rilo rinf rinn rino riol rion rios riot riri rirs risc risi riso riss rist riti ritl rito rits ritt rlcs rlif rlin rlls rnco rncs rnin rnli rnnt rnot rocc roco rocs rofc roff rofl rofo roif roil roin roio roir rois roit rolf roll rolo rolt ronc roni rono rons ront roof rooi rool roon roor roos root rorc rori roro rort rosc rosi roso ross rost rotc roti rotl rotn roto rotr rots rott rrfc rrif rrrr rscc rscn rscs rsfc rsis rslc rsnn rsno rsnr rsos rssl rsts rtcc rtfc rtls rtlt rtns rtss rtts s-ic s-ii s-os sccc sccl sccs scct scfc scfi sci- scic scif scil scin scio scir scis scit scl- sclc scls scnr scnt scol scon scoo scor