a-ii aaaa aaac aaaf aaai aaar aaas aaca aacc aacf aaci aaco aacr aacs aact aafa aafc aaff aafi aaic aaii aais aaoo aara aarc aari aaro aars aart aasa aasc aasf aasi aass aast aata aatc aatf aatt ac-t acaa acac acai acar acas acat acca accc accf acci acco accs acct acfc acfi acfs acft aci- acia acic acif acir acis acoa acor acos acot acr- acra acrc acri acro acrr acrs acsa acsc acsi acss acst acta actc actf acti acto acts actt afaa afao afar afat afca afcc afci afcs affa affc affi affo affs afft afia afif afir afis afit afoa afoo afor afr- afra afrc afri afro afrs afsa afsc afst afta aftc afts aiai aias aica aicc aicf aicr aics aiff aifs aiia aiic aiir aioc aioi aira airi airo airs airt aisa aisi aiso aisr aist aita aitf aiti aitr aits aitt aoca aocs aora aors aort aoss aotc aotf arac araf arai arar aras arat arc- arca arci arco arcs arct arfa arfc arff arfs arft aria arif arii ario aris arit aroa aroi aroo aror aros arr- arra arrc arri arro arrr arrs arrt ars- arsa arsc arsi arso arst arta artc arti arto artr arts asaa asac asaf asai asao asar asas asat asc- asca ascc asci asco ascr asct asfa asfi asia asic asif asii asio asir asis asit asoc asof asoi asor asos asot asra asrc asro asrs assa assc assi asso assr asss asst asta astc asti asto astr asts at-t ataa atac atai atar atas atat atca atcc atcf atco atcr atcs atfc atfs atia atic atif atis atit atoc atof atoi ator atos atot atra atrc atri atro atsc atsi atst atta atti atto attr atts caaa caac caaf caas caat cac- caca cacc caci caco cacr cafa cafc caff cafs caia caic caio cair cais cait caoi caor caos cara carc carf cari caro carr cars cart casa casc casi caso casr cass cast cat- cata catc catf cati cato cats catt ccaa ccac ccaf ccai ccar ccas ccat ccca cccc cccf ccci cccs ccfa ccfc ccff ccfi ccic ccii ccir ccis ccoc ccra ccrc ccrf ccri ccrs ccrt ccsa ccsf ccsi ccss ccst cctc cctt cfaa cfac cfao cfar cfca cfcf cfco cfcs cffr cfia cfit cfoa cfor cfos cfra cfrt cfsa cfsi cfta cftc cftr ciaa ciao ciar cias ciat cica cicc cici cico cicr cics cict cifa ciff cifs ciia ciii ciis ciit cior cios cira circ ciri ciro cirr cirs cirt cis- cisa cisc cisr ciss cist cita citf citi cito cits citt coai coas coat coca coco coct cofc coff cofi cofs coft coia coif coir cois coit coof coos coot cor- cora corc corf cori coro corr cors cort cosa cosc cosi coso coss cost cota cotc coti coto cots cott crac craf crai crar cras crat crca crcc crcr crfc crfs cria cric crif cris crit croc croo cror crot crrt crsa crss crst crtc crtf crts csaa csac csao csar csas csat cscc cscf csci csco cscr cscs csfc csfr csia csio csir csis csit csor csos csot csra csrc csrs cssa cssr csta cstc csto cstr csts ctca ctcf ctfc ctfo ctfs ctia ctic ctor ctos ctot ctrc ctrs ctsa ctsc ctss ctta ctts faaa faac faas faca facc facs fact fafa fafc faff fafi fafo faio fair fais fait fara farc faro farr fars fart fasa fasc fasi faso fass fast fata fatc fatf fati fato fats fatt fcar fcas fcat fcca fccf fcic fcii fcot fcra fcsc fcst fcto ffar ffcc ffff ffii ffrr ffsa ffss fftf fiaa fiac fiaf fiar fias fiat fica ficc fico fics fict fifa fifc fiff fifi fifo fift fiii fior fios fira firs fisa fisc fisi fiss fist fita fitc fiti fits fitt foaf foar foca foci foco focs fofo foia fois foof foos foot for- fora fori foro forr fors fort fosa fosi foso foss fost fota foti foto fots fott frac fras frat frcc frfc fria fric frio fris frit fros frot frsc frso frst frta fsai fsas fscc fsfi fsfo fsia fsra fssa fssc fssf fsta ft-c ftfc ftii ftos ftrs ftsa ftsr iaaa iaac iaai iaas iaat iaca iacc iacr iacs iact iafc iaff iaia iais iara iarc iars iart iasa iasc iasi iaso iasr iata iatc iati icaa icac icaf icai icao icar icas icat icca iccc iccf icci icco iccr iccs icct icis icoc icor icos icra icrc icrf icrr icrs icrt icsa icsc icsi icsr icss icst icta icts ifaa ifac ifao ifar ifas ifat ifco ific ifis ifit ifor ifra ifrf ifri ifsa ifsc ifso ifta ifto iiac iias iica iifa iiii iiio iiis iiit iioi iioo iios iira iirc iirs iisc iisi iisr iist iita iitr iitt ioci iofc ioii ioio ioit ioof iooi iooo ioos iora iori iors ioso iota iotf ioto irac iraf irai irao irar iras irca ircc ircs iri- iria iric irio iris iroc irra irrc irri irrs irsa irsf irta irtf irti irts is-a isac isaf isai isao isar isas isat isca iscc isci isco iscr iscs isct isfa isfc isia isic isis isit iso- isoc isof isor isos isra isri issa issc issf issi isso issr isss ista istc isti isto istr ists itaa itac itaf itai itar itas itat itcs itfa itia itic itif itis itof itoi itoo itor itos itra itrf itri itrs itsa itsf itsi itso itta ittf itto oafc oafo oafs oaic oais oara oars oasc oasi oass oast oats ocac ocas ocat occa occc occi occt ocfa ocis ocos ocra ocro ocrr ocrs ocsa oct- octa octi octo octs ofas ofcr off- offa offc offo offr offs ofit ofor ofra ofst ofta oici oiii oios oira oirt oisc oist oita oitc oiti ooaa oocr ooff oofs ooia oooo ooos oora oort oosa oosi oost oots orac orai orao orar oras orat orca orci orco orcs orff orfi orfs ori- oria oric orif orio oris orit oro-