icos icpc icpo icps icrc icrr icrs icrt icsc icsi icsp icsr icss icst ictp icts iiii iiio iiis iiit iioi iioo iiop iios iirc iirs iisc iisi iisp iisr iist iitr iitt ikki ikko ikoo ikri ilic ilio ilir ilis ilit ilki ilks ill- illi illo illp ills illt iloc ilok iloo ilos ilot ilpr ilts ioci iocp ioii ioio ioit ioko iolo iooi iooo ioos iopl iops iori iors ioso ioto ipcc ipcs ipct ipil ipko iplo ipop ipos ippc ippo ippr ipri ipsc ipsi ipso ipsp ipss iptc ipto ipts ircc ircs iri- iric iril irio irip iris irki irks iroc irop irpc irps irrc irri irrs irsp irti irtp irts iscc isci isco iscp iscr iscs isct isic isil isis isit isko isls iso- isoc isok isol isop isor isos ispc ispr isps isri isrp issc issi isso issp issr isss istc isti isto istp istr ists itcs itic itil itis itko itll itoi itol itoo itor itos itpc itri itrs itsi itso itsp itto k-ci k-lo k-os kccc kcci kcck kccl kccr kcct kcic kcii kcil kcir kcis kcit kckc kckk kckl kcko kckr kclc kcli kclk kcll kclr kcls kclt kcol kcor kcos kcot kcpc kcpi kcpl kcpo kcpr kcps kcpt kcrc kcri kcro kcrp kcrr kcrs kcrt kcsc kcsi kcsp kcsr kcss kcst kctc kcti kcto kicc kick kicl kicp kicr kics kict kiic kiii kiik kiip kiis kiit kikc kiki kikk kiko kikr kikt kili kilk kill kilo kilp kilr kilt kioc kioi kiok kiol kioo kiot kip- kipi kipl kipo kipp kipr kips kipt kirc kiri kirk kiro kirp kirr kirs kirt kisc kisi kisk kisl kiso kisr kiss kist kitc kiti kitl kito kitr kits kitt kkci kkck kkcl kkco kkcr kkcs kkct kkic kkik kkit kkkk kklc kkli kkll kklo kkls kkol kkoo kkor kkot kkpc kkpk kkpl kkps kkpt kkrc kkrk kkrl kkro kkrr kkrs kkrt kksi kksp kksr kkss kkst kktc kktk kktl kkts klcc klci klck klcl klcr klcs klic klik klil klio klip klir klis klit klkc klkk klkl klko klkr klks kllc kllk kllp klls kloc klok klol kloo klop klor klos klpc klpi klpr klrc klrk klrr klrs klsc klsi klsr klst kltc klti kltk klto kltr kltt koci kock kocp kocs koct koii koil koir koit kokc koki kokk koko kokp kokr koks kolc koli kolk koll kolo kolr kols kolt kooc kooi kook kool kooo koop koor koos koot kopi kopp kopr kops kopt korc kori kork korl koro korr kors kort kos- kosc kosi koso kosp kosr koss kost kotc koti kotk koto kotr kots kott kpcc kpcl kpcr kpcs kpir kpit kpkk kpkl kpkr kplc kplk kplo kplr kplt kpoc kpok kpol kpoo kpop kppc kppk kppl kppo kppp kppr kprc kpri kprk kprl kpro kprp kprr kprs kprt kpsc kpsi kpso kpsp kptl kpto kptr kpts kptt krcc krci krcl krco krcs krik kril krio kris krit krkc krki krkk krko krkr krks krlc krlt kroc kroi krok krol kroo krop kror kros krpi krpl krpr krps krpt krrc krri krrk krrl krro krrr krrs krrt krsc krsk krsl krsr krss krst krtc krti krtk krto krtr krts ksci ksck kscl ksco kscr kscs ksii ksik ksil ksip ksir ksis ksit kskk ksko kskr ksks kslc ksli kslk ksll kslo kslr kslt ksoc ksoi ksok ksol ksoo ksop ksor ksos kspc kspi kspk kspl kspo kspr ksps kspt ksro ksrp ksrr ksrs ksrt kssi kssl ksso kssr ksss ksst kstc ksti kstk kstl ksto kstp kstr ksts kstt ktcc ktck ktcl ktco ktcr ktcs ktic ktik ktil ktip ktis ktkc ktkk ktko ktkr ktks ktkt ktli ktlk ktlo ktlr ktlt ktoc ktok ktoo ktop ktor ktot ktpi ktpk ktpl ktpo ktpr ktpt ktrc ktri ktrk ktrl ktro ktrp ktrr ktrs ktrt ktsc ktsl ktso ktsr ktst kttc ktti kttk ktto kttp kttr ktts kttt lccc lccs lcis lcls lcor lcpc lcpl lcps lcrl lcrs lcsc lcsp lcsr lctl lcto lcts lick lico licr lics lict liii liir liis liko lili lill lilo lils lilt lio- lior lios lip- lipc lipi lipl lipo lipp lips lirc liri lirk lirl liro lirp lirr lirs lirt lisi lisk liso lisp liss list liti litl lito litr lits litt lkrs llcc llcs llks lllc llll lloc lloo llps locc loci lock loco locs loic loik loir lois loit loki lokk loko loli loll lolo lols looc look lool loop loor loos loot lopi lopp lops lori lork loro lors losc losi loso losp loss lost loti lotl loto lotr lots lott lppl lprp lpsc lpss lrcs lric lroc lroi lrps lrrc lrrr lrst lrts ls-r lsco lscs lspl lspr lsrc lsso lssp lssr lsts ltcc ltci ltcs ltps ltrs ltsi ltsp ltsr lttc lttr occc occi occt ocis ocks oclc ocos ocpp ocrl ocro ocrr ocrs oct- octi octo octs oici oick oiii oiko oiks oils oios oipc oirt oisc oist oitc oiti okic okir okko oklo okok okol okor okot okpo okro oksi okso okto olcc olic olio olis olit olki olli ollo olor olos olot olpc olsi olst oocr oolo oooo ooos oops oort oosi oost ootp oots opic opii opio opis opit opls opo- opor opos oppi oppo opps opsi opti opto opts orci orco orcs ori- oric oril orio oris orit orko orlo oro- orok oror oros orot orpc orpi orps orri orro orrs orsi orsk orso ortc orto orts oscc osci oscl osco osii osik osip osis oski osli oslo osoi osoo osor osos osro ossi osso ostc osti ostr osts otcl otic otis otit oto- otok otoo otor otos otpp otro otrs otso otti otto otts pccc pccl pccs pcip pcks pclk pcll pclo pcos pcpp pcps pcrc pcrl pcso pcts picc pici pick pico picr pics pict piip piki pikk piko piks pikt pil- pili pilk pill pilo pils pilt piot pipi pipo pipp pips pirc piri pirk pirl piro pirr pirs pisi pisk piso piss pist piti pito pitr pits pitt pkcs pklr pkts