-ic a-a a-b a-c a-i aaa aab aac aad aai aap aas ab- aba abb abc abd abi abp abs ac- aca acb acc acd aci acp acs ad- ada adb adc add adi adp ads ai- aia aib aic aid aii aip ais ap- apa apb apc apd api app aps as- asa asb asc asd asi asp ass b-p baa bab bac bad bai bap bas bba bbb bbc bbd bbi bbp bbs bca bcb bcc bcd bci bcp bcs bda bdb bdc bdd bdi bdp bds bi- bia bib bic bid bii bip bis bpa bpb bpc bpd bpi bpp bps bsa bsb bsc bsd bsi bsp bss c-- caa cab cac cad cai cap cas cba cbb cbc cbd cbi cbp cbs cca ccb ccc ccd cci ccp ccs cda cdb cdc cdd cdi cdp cds ci- cia cib cic cid cii cip cis cpa cpb cpc cpd cpi cpp cps csa csb csc csd csi csp css daa dab dac dad dai dap das dba dbb dbc dbd dbi dbp dbs dca dcb dcc dcd dci dcp dcs dda ddb ddc ddd ddi ddp dds di- dia dib dic did dii dip dis dpa dpb dpc dpd dpi dpp dps dsa dsb dsc dsd dsi dsp dss i-d ia- iaa iab iac iad iai iap ias iba ibb ibc ibd ibi ibp ibs ica icb icc icd ici icp ics ida idb idc idd idi idp ids iia iib iic iid iii iip iis ipa ipb ipc ipd ipi ipp ips is- isa isb isc isd isi isp iss p-p paa pab pac pad pai pap pas pba pbb pbc pbd pbi pbp pbs pca pcb pcc pcd pci pcp pcs pda pdb pdc pdd pdi pdp pds pia pib pic pid pii pip pis ppa ppb ppc ppd ppi ppp pps ps- psa psb psc psd psi psp pss saa sab sac sad sai sap sas sba sbb sbc sbd sbi sbp sbs sca scb scc scd sci scp scs sda sdb sdc sdd sdi sdp sds sia sib sic sid sii sip sis spa spb spc spd spi spp sps ss- ssa ssb ssc ssd ssi ssp sss

a-ii aaaa aaab aaac aaad aaai aaap aaas aaba aabb aabc aabd aabi aabp aaca aacb aacc aacd aaci aacp aacs aada aadc aadi aads aaib aaic aaii aais aapa aapc aapi aaps aasa aasc aasd aasi aass abaa abab abac abad abai abap abas abb- abba abbb abbi abbs abca abcb abcc abcd abci abcp abcs abda abdi abia abib abic abid abis abpa abpc abpd abpi abpp abps abs- absa absd absi absp abss acaa acab acac acad acai acap acas acba acca accc accd acci accp accs acda acdb acdc acdi acdp acds aci- acia acic acid acip acis acpa acpd acpi acps acsa acsc acsd acsi acss adaa adab adac adad adai adap adas adba adbc adbi adcc adci adcs adda addc addd addi adds adia adib adic adip adis adp- adps adsa adsi adss aiai aias aiba aica aicc aicd aicp aics aida aidb aidc aidi aids aiia aiib aiic aiid aipa aipi aips aisa aisb aisd aisi apac apai apap apas apba apbs apca apcb apcc apcd apcs apda apdd apds api- apia apic apid apip apis appa appc appd apps apsa apsi apss asaa asab asac asad asai asap asas asba asc- asca ascb ascc asci ascp asda asds asia asic asii asip asis aspa aspc aspd aspi asps assa assc assd assi assp asss ba-i baaa baad baas baba babb babi babs bac- baca bacc baci bacs bada badb badd badi bads baia baib baic baid bais bapa bapc bapi bapp baps basa basc basi bass bbad bbas bbbb bbbs bbci bbdd bcaa bcap bcas bcbc bcbp bcbs bcca bccc bcci bccs bcda bcds bcia bcis bcpp bcps bcsa bcsc bcss bdbc bddc bdii bdpc bdsd biad biap bias biba bibb bibi bibs bica bicc bici bics bida bidi bids biis bipa bipp bips bis- bisa bisc bisd bisp biss bpai bpcp bpda bpsa bsaa bsac bsap bsas bsbd bsci bscp bscs bsic bspp bssc bssd c-cd caaa caab caac caap caas caba cabi cabs cac- caca cacc caci cada cadc cadd cadi cads caia caib caic caid caip cais capa capb capc capd capi capp caps casa casb casc casd casi casp cass cbac cbbc cbbs cbca cbcc cbcp cbcs cbdb cbdc cbdi cbds cbia cbid cbpc cbpp cbsa cbsc cbsi ccaa ccab ccac ccad ccai ccap ccas ccba ccbc ccca cccb cccc ccci cccp cccs ccdc ccdi ccdp ccds ccic ccid ccii ccip ccis ccpa ccpp ccps ccsa ccsd ccsi ccsp ccss cdaa cdac cdad cdai cdba cdcs cdda cddb cdic cdii cdis cdps cdss ciaa cias ciba cibc cibi cica cicc cici cics cida cidc cidi cidp cids ciia ciid ciii ciis cipa cipp cips cis- cisa cisc cisd cisp ciss cpaa cpac cpad cpap cpas cpbc cpca cpcs cpia cpic cppa cppd cpps cpsa cpsc csaa csab csac csas cscb cscc cscd csci cscs csda csdb csdp csia csib csid csis cspa cspb cspc cspd cspi csps cssa cssd daab daad daap daas daba dabb dabp dabs daca daci dacs dada dadi dads daia daid dais dapa dapi dapp daps dasa dasb dasc dasd dasi dass dbas dbcc dbcp dbcs dbpc dbpd dbsa dbss dcas dcbc dcca dccb dccc dcci dccp dccs dcdb dcds dcia dcii dcis dcps dcsc dcss dddd ddps ddss dia- diab diac diad diap dias diba dibb dibp dibs dica dici dida didi dids diii diis dipa dipc dipp dips dis- disa disc disd disi disp diss dpaa dpac dpbc dpci dpcp dppa dppc dpsd dsac dsap dsba dsbc dscc dscp dscs dsda dsdp dsip dsps dssa dssc dssi dssp iaaa iaac iaai iaap iaas iaba iaca iacc iacp iacs iadb iadc iaia iais iapa iapp iaps iasa iasc iasi iasp ibac ibad ibas ibca ibcs ibia ibid ibis ibsa ibss icaa icab icac icad icai icap icas icbc