fein feir fena fene feni fenn fepa fepc fera ferb ferc fere fern ferr ffar ffcc ffee ffff ffii ffrr fiaa fiac fiaf fian fiap fiar fiba fibe fibp fica ficc fice fiec fief fien fier fifa fifc fife fiff fifi fiii fina fine fini finn finp fipa fipp fira fire firn fnac fnar fnci fp-c fpaa fpcc fpin fpra fprf frab frac frae fran frap frbc frcc frcn frcp frea free frei fren frep frfc fria frib fric frie frin frip i-be iaaa iaac iaai iaap iaba iaca iacc iacp iacr iaea iaec iaep iafc iafe iaff iafp iaia iain iana iane iapa iapf iapp iara iarc iare ibac iban ibar ibca ibea ibec ibfi ibia ibie ibra ibrc ibri icaa icab icac icaf icai ican icap icar icbc icbp icca iccb iccc iccf icci iccn iccp iccr icea icec icee icef icer icfb icnb icnc icpa icpc icra icrc icre icrf icrr ieac iecc ieie iena iepa iera iere ieri ifaa ifac ifae ifan ifar ifbb ifcp ifen ifer ific ifni ifnr ifpa ifra ifrb ifrf ifri iiac iica iifa iiie iiii iipa iipf iira iirc inab inac inae inaf inai inan inap inar inba inbe inca incb ince inci incr inee infa infi infp inia inna inne inni innr inp- inpa inpe inpi inpp inra inre inri ipac ipaf ipan ipba ipca ipcc ipce ipea ipec ipen iper ipfc ipie ipin ipna ippa ippc ippf ippr ipri irac irae iraf irai iran irap irar irbe irbp irca ircc iree iren irer irfe iri- iria iric irie irin irip irna irne irpa irpc irpe irra irrc irre irri n-ii naaa naab naac naai naan naar naba nabc nabe nabf nabi naca nacc nace nacf naci nacp naea naef nafa nafc nafe naff nafi naia naib naic naie naif nain naip nair nan- nana nanb nane nani nann nanp napa napb nape napf napi napp nara narc nare narf nari narn narp narr nbaa nbaf nbap nbar nbbc nbca nbcc nbci nber nbfa nbfc nbia nbic nbpa nbpp ncaa ncac ncap ncar ncba ncbc ncbi ncca nccc nccf ncci nccn nccp nccr ncea ncec ncee ncef ncen ncep ncer ncfc ncfe ncia ncip ncna ncnc ncpa ncpc ncra ncrc ncre ncri ncrp neab neac neaf nean neap near neba nebb nebe nebn nebr neca necc nece necr neea neeb neef neei neen neep neer nefa nefe neff nefi neia neic neif nein neip neir nena nene neni nepa nepc nepe nepi nepr nera nerc nere nerf neri nerr nfaa nfer nfff nfia nfib nfic nfip nfpa nfra niab niac niaf nian nibe nibi nica nicc nice nicf nici niea nief nien nier nifa nifc nife niff niia niip niir nina nine nini nipa nipc nipe nipr nira nire nnnn nnpi nnpr npac npap npca npcc npic npif npin nppa nppc npra npri nrab nrap nrca nren nrfc nric nrna nrpc nrpn nrrc paan paap paar paba paca pace paci paea paec paen paep paer pafa pafc pafe paff paia paib paie pain paip pair pan- pana panc pane pani pann papa papb pape papi papp papr par- para parc pare parf pari parn parp parr pbac pban pbar pbcc pbpa pbrf pcaa pcae pcaf pcap pcba pcbc pcca pccc pcce pcea pcep pcer pcfc pcia pcin pcip pcpb pcpn pcpp pcra pcrc pcre pcrf peab peac peai pean peap pear peba peca pece peci pecr peec peen peep peer pefc peff peia pein peip peir pen- pena penc pene peni penn pepa pepe pepi per- pera perc pere perf peri pern perp perr pfaa pfcb pfce pfff pffr pfic pfra piaf piai pian pibb pibi pica picc pice pici picr piea pien piep pier pifa piff piia piip pina pinc pine pini pinn pinp pipa pipe pipi pipp pira pirc pire piri pirn pirr pnac pnar pnca pnea pnec pnic pnin pnpp pnra ppac ppan ppap ppar ppcc ppci ppen pper ppfa ppib ppic ppie ppif pppa pppn pppp pprc pprf prae prai pran prar prbc prca prcc prcf prcp pre- preb prec pree pref pren prep prfc pri- pria prie prif prii prin prna prnp prri raab raaf raan raba rabb rabe rabi rac- raca racc race raci raec raef raen raep raer rafa rafc rafe raff rafi raia raic raie raif raii rain raip rair rana ranc rane rani rann rapa rapc rape rapi rapp rara rarb rare rarf rari rbaf rbbb rbbr rcac rcaf rcbc rccb rccc rcep rcfc rcic rcnr rcpi rea- reac reae reaf rean reap rear reba rebb rebe reca recc rece reci recp recr reeb reef reen reep refe reff refi refn refr reia reif reii rein reir rena rene reni renn repe repi repp repr rera rere reri rfae rfef rffc rfic riaa riab riai rian rib- riba ribe rica ricc rice rief rien riep rier rifa rife riff riia riif riin rina rine rinf rinn ripa ripe ripi ripp ripr rire riri rnaf rnai rnbr rncp rnie rnin rpca rpfc rpii rppn rrfc rrif rrna rrrr