-ic a-a a-b a-c a-i aaa aab aac aai aan aao aas ab- aba abb abc abi abn abo abs ac- aca acb acc aci acn aco acs ai- aia aib aic aii ain aio ais an- ana anb anc ani ann ano ans aoa aob aoc aoi aon aoo aos as- asa asb asc asi asn aso ass baa bab bac bai ban bao bas bba bbb bbc bbi bbn bbo bbs bca bcb bcc bci bcn bco bcs bi- bia bib bic bii bin bio bis bna bnb bnc bni bnn bno bns boa bob boc boi bon boo bos bsa bsb bsc bsi bsn bso bss c-- caa cab cac cai can cao cas cba cbb cbc cbi cbn cbo cbs cca ccb ccc cci ccn cco ccs ci- cia cib cic cii cin cio cis cn- cna cnb cnc cni cnn cno cns co- coa cob coc coi con coo cos csa csb csc csi csn cso css ia- iaa iab iac iai ian iao ias iba ibb ibc ibi ibn ibo ibs ica icb icc ici icn ico ics iia iib iic iii iin iio iis in- ina inb inc ini inn ino ins io- ioa iob ioc ioi ion ioo ios is- isa isb isc isi isn iso iss n-i naa nab nac nai nan nao nas nba nbb nbc nbi nbn nbo nbs nca ncb ncc nci ncn nco ncs nia nib nic nii nin nio nis nna nnb nnc nni nnn nno nns no- noa nob noc noi non noo nos nsa nsb nsc nsi nsn nso nss o-i oaa oab oac oai oan oao oas ob- oba obb obc obi obn obo obs oc- oca ocb occ oci ocn oco ocs oia oib oic oii oin oio ois on- ona onb onc oni onn ono ons oo- ooa oob ooc ooi oon ooo oos os- osa osb osc osi osn oso oss saa sab sac sai san sao sas sba sbb sbc sbi sbn sbo sbs sca scb scc sci scn sco scs sia sib sic sii sin sio sis sna snb snc sni snn sno sns soa sob soc soi son soo sos ss- ssa ssb ssc ssi ssn sso sss

-ana a-ii aaaa aaab aaac aaai aaan aaas aaba aabb aabc aabi aaca aacb aacc aaci aacn aaco aacs aaib aaic aaii aain aais aana aani aaon aaoo aasa aasc aasi aass abaa abab abac abai aban abas abb- abba abbb abbi abbo abbs abca abcb abcc abci abcn abcs abia abib abic abin abis aboa abob abon aboo abos abs- absa absi abss acaa acab acac acai acan acas acba acca accc acci acco accs aci- acia acic acin acis acoa acon acos acsa acsc acsi acss aiai aian aias aiba aibn aibo aica aicc aics aiia aiib aiic aiin aina ainc aini aino ains aioc aioi aion aisa aisb aisi aiso ana- anaa anab anac anai anan anao anas anba anbb anbi anbo anca ancc anco ania anib anic anin anio anis anna annb anni anno anns ano- anoa anon anos ansa ansi anso aoba aoca aocs aonb aono aoss asaa asab asac asai asan asao asas asba asbo asc- asca ascb ascc asci asco asia asic asii asin asio asis asnc asni asno asob asoc asoi ason asos assa assc assi assn asso asss ba-i baaa baan baas baba babb babi babo babs bac- baca bacc baci bacn baco bacs baia baib baic bain baio bais bana banc bani bann bano bans baon baos basa basc basi baso bass bbas bbbb bbbs bbci bbin bcaa bcas bcbc bcbs bcca bccc bcci bccs bcia bcis bcos bcsa bcsc bcsn bcss bian biao bias biba bibb bibi bibo bibs bica bicc bici bico bics biin biis bin- bina binc bini binn bino bins bio- bioc bioi bion bios bis- bisa bisc biso biss bnai bnas bnib bnin bnoc bnss boab boac boai boan boas boba bobb bobi bobo bobs boca boco bocs boi- boii boin bois bona bonc boni bonn bono bons boob booc boon boos bosa bosc bosi bosn boso boss bsaa bsac bsas bsci bscs bsic bsin bsns bson bsos bssc c-bo caaa caab caac caan caas caba cabi cabo cabs cac- caca cacc caci caco caia caib caic cain caio cais cana canc cani cann cano cans caoi caos casa casb casc casi caso cass cbac cbbc cbbs cbca cbcc cbcn cbcs cbia cbna cbsa cbsc cbsi cbsn ccaa ccab ccac ccai ccas ccba ccbc ccbn ccca cccb cccc ccci cccs ccic ccii ccis ccna ccnb ccnc ccni ccns ccob ccoc ccsa ccsi ccsn ccss ciaa cian ciao cias ciba cibc cibi cibo cica cicc cici cico cics ciia ciii ciis cin- cina cinc cini cino ciob cion cios cis- cisa cisc cisn ciss cnaa cnac cnas cnbc cnci cnco cnib cnic cnna cnsa cnss coai coan coas coba cobb cobi cobo cobs coca coco coia coin cois con- cona conc coni conn cono cons coob coon coos cosa cosc cosi coso coss csaa csab csac csao csas cscb cscc csci csco cscs csia csib csio csis csob csos cssa i-no iaaa iaac iaai iaas iaba iaca iacc iacs iaia iain iais iana ians iasa iasc iasi iaso ibac iban ibas ibca ibcs ibia ibis ibns ibon ibos ibsa ibsn ibss icaa icab icac icai ican icao icas icbc icbs icca iccb iccc icci iccn icco iccs icis icnb icnc icns icoc icon icos icsa icsb icsc icsi icss iiac iias iica iiii iiio iiis iino iioi iioo iios iisc iisi inab inac inai inan inao inas inba inbo inca incb inci inco incs inia inis inna inni inno inns ino- inoi inon inos insa insc inso inss ioan ioba iobi ioci ioii ioio iona ioni ionn iono ions iooi iooo ioos ioso is-a isac isai isan isao isas isba isbn isca iscc isci iscn isco iscs isia isic isin isis isna isno iso- isoc ison isos issa issc issi isso isss n-ii naaa naab