a-a a-b a-i aaa aab aag aah aai aan aas ab- aba abb abg abh abi abn abs ag- aga agb agg agh agi agn ags aha ahb ahg ahh ahi ahn ahs ai- aia aib aig aih aii ain ais an- ana anb ang anh ani ann ans as- asa asb asg ash asi asn ass baa bab bag bah bai ban bas bba bbb bbg bbh bbi bbn bbs bga bgb bgg bgh bgi bgn bgs bha bhb bhg bhh bhi bhs bi- bia bib big bih bii bin bis bna bnb bng bni bnn bns bsa bsb bsg bsh bsi bsn bss gaa gab gag gah gai gan gas gba gbg gbh gbi gbn gbs gga ggb ggg ggh ggi ggn ggs gha ghb ghg ghh ghi ghn ghs gia gib gig gih gii gin gis gna gnb gni gnn gns gsa gsb gsg gsi gsn gss h-i haa hab hag hah hai han has hba hbb hbg hbh hbi hbn hbs hga hgb hgg hgh hgi hgn hgs hha hhb hhg hhh hhi hhn hhs hia hib hig hih hii hin his hna hnb hng hnh hnn hns hsa hsb hsg hsh hsi hsn hss ia- iaa iab iag iah iai ian ias iba ibb ibg ibh ibi ibn ibs iga igb igg igh igi ign igs iha ihb ihg ihh ihi ihn ihs iia iib iih iii iin iis in- ina inb ing inh ini inn ins is- isa isb isg ish isi isn iss n-i naa nab nag nah nai nan nas nba nbb nbg nbi nbn nbs nga ngb ngg ngh ngi ngn ngs nha nhb nhg nhh nhi nhn nhs nia nib nig nih nii nin nis nna nnb nng nnh nni nnn nns nsa nsb nsg nsh nsi nsn nss saa sab sag sah sai san sas sba sbb sbg sbh sbi sbn sbs sga sgb sgg sgh sgi sgn sgs sh- sha shb shg shh shi shn shs sia sib sig sih sii sin sis sna snb sng sni snn sns ss- ssa ssb ssg ssh ssi ssn sss