-ic a-a a-c a-i a-t aaa aac aaf aai aak aan aas aat ac- aca acc acf aci ack acn acs act af- afa afc aff afi afk afn afs aft ai- aia aic aif aii aik ain ais ait aka akc aki akk akn aks an- ana anc anf ani ank ann ans ant as- asa asc asf asi ask asn ass ast at- ata atc atf ati atn ats att c-- caa cac caf cai cak can cas cat cca ccc ccf cci cck ccn ccs cct cfa cfc cff cfi cfk cfn cfs cft ci- cia cic cif cii cik cin cis cit cka ckc cki cks ckt cn- cna cnc cnf cni cnn cns cnt csa csc csf csi csk csn css cst cta ctc ctf cti ctk ctn cts ctt faa fac faf fai fak fan fas fat fca fcc fcf fci fck fcn fcs fct ffa ffc fff ffi ffk ffn ffs fft fia fic fif fii fik fin fis fit fka fkc fkf fki fkk fkt fna fnc fnf fni fnk fnn fns fnt fsa fsc fsf fsi fsk fsn fss fst fta ftc ftf fti ftk ftn fts ftt i-f ia- iaa iac iaf iai ian ias iat ica icc icf ici ick icn ics ict ifa ifc iff ifi ifn ifs ift iia iic iif iii iin iis iit ika ikc ikf iki ikk iks ikt in- ina inc inf ini ink inn ins int is- isa isc isf isi isk isn iss ist ita itc itf iti itk itn its itt k-t ka- kaa kac kaf kai kak kan kas kat kca kcc kci kck kcn kcs kct kfa kfc kff kfi kfs kia kic kif kii kik kin kis kit kkc kki kkk kkn kks kkt kn- kna knc knf kni knk knn knt ksa ksc ksf ksi ksk ksn kss kst kta ktc ktf ktk ktn kts ktt n-i naa nac naf nai nak nan nas nat nca ncc ncf nci nck ncn ncs nct nfa nfc nff nfi nfk nfn nfs nft nia nic nif nii nik nin nis nit nka nkc nkf nki nkk nkn nks nkt nna nnc nnf nni nnk nnn nns nnt nsa nsc nsf nsi nsk nsn nss nst nta ntc ntf nti ntk ntn nts ntt saa sac saf sai sak san sas sat sca scc scf sci sck scn scs sct sfa sfc sff sfi sfk sfn sfs sft sia sic sif sii sik sin sis sit sk- ska skc skf ski skk sks skt sna snc snf sni snk snn sns snt ss- ssa ssc ssf ssi ssk ssn sss sst sta stc stf sti stk stn sts stt taa tac taf tai tak tan tas tat tca tcc tcf tci tck tcn tcs tct tfa tfc tff tfi tfk tfn tfs tft tia tic tif tii tik tin tis tit tka tkc tkk tks tkt tna tnc tnf tni tnk tnn tns tnt tsa tsc tsf tsi tsk tsn tss tst tta ttc ttf tti ttk ttn tts ttt