a-a a-b a-i aaa aab aad aag aai aan aao aas aax ab- aba abb abd abg abi abn abo abs abx ad- ada adb add adg adi adn ado ads adx ag- aga agb agd agg agi agn ago ags agx ai- aia aib aid aig aii ain aio ais aix an- ana anb and ang ani ann ano ans anx aoa aob aod aog aoi aon aoo aos aox as- asa asb asd asg asi asn aso ass asx ax- axa axi axn axo axs axx baa bab bad bag bai ban bao bas bax bba bbb bbd bbg bbi bbn bbo bbs bbx bda bdb bdd bdg bdi bdo bds bdx bga bgb bgd bgg bgi bgn bgo bgs bgx bi- bia bib bid big bii bin bio bis bix bna bnb bnd bng bni bnn bno bns bnx boa bob bod bog boi bon boo bos box bsa bsb bsd bsg bsi bsn bso bss bsx bxb bxd bxi bxn bxo bxx daa dab dad dag dai dan dao das dax dba dbb dbd dbg dbi dbn dbo dbs dbx dda ddb ddd ddg ddi ddn ddo dds ddx dga dgd dgg dgi dgn dgs di- dia dib did dig dii din dio dis dix dna dnb dnd dng dni dnn dno dns doa dob dod dog doi don doo dos dox dsa dsb dsd dsg dsi dsn dso dss dsx dxd dxi dxn dxo dxs dxx g-d gaa gab gad gag gai gan gao gas gba gbd gbg gbi gbn gbo gbs gbx gda gdb gdd gdi gdn gdo gds gdx gga ggb ggd ggg ggi ggn ggo ggs gia gib gid gig gii gin gio gis gna gnb gnd gni gnn gno gns goa gob god gog goi gon goo gos gox gsa gsb gsd gsg gsi gsn gso gss gsx gxa gxs i-d ia- iaa iab iad iag iai ian iao ias iba ibb ibd ibg ibi ibn ibo ibs ibx ida idb idd idg idi idn ido ids idx iga igb igd igg igi ign igo igs iia iib iid iii iin iio iis iix in- ina inb ind ing ini inn ino ins inx io- ioa iob iod iog ioi ion ioo ios is- isa isb isd isg isi isn iso iss ixi ixn n-i naa nab nad nag nai nan nao nas nax nba nbb nbd nbg nbi nbn nbo nbs nbx nda ndb ndd ndg ndi ndn ndo nds nga ngb ngd ngg ngi ngn ngo ngs nia nib nid nig nii nin nio nis nix nna nnb nng nni nnn nno nns no- noa nob nod nog noi non noo nos nox nsa nsb nsd nsg nsi nsn nso nss nsx nxd o-i oaa oab oad oag oai oan oao oas oax ob- oba obb obd obg obi obn obo obs obx oda odb odd odg odi odn odo ods oga ogd ogg ogi ogn ogo ogs ogx oia oib oid oii oin oio ois on- ona onb ond ong oni onn ono ons onx oo- ooa oob ood oog ooi oon ooo oos oox os- osa osb osd osg osi osn oso oss osx ox- oxa oxb oxi oxn oxo oxx saa sab sad sag sai san sao sas sax sba sbb sbd sbg sbi sbn sbo sbs sbx sda sdb sdd sdg sdi sdn sdo sds sga sgb sgd sgg sgi sgn sgo sgs sgx sia sib sid sig sii sin sio sis six sna snb snd sng sni snn sno sns soa sob sod sog soi son soo sos sox ss- ssa ssb ssd ssg ssi ssn sso sss ssx sxi sxn sxs xaa xad xag xan xas xbx xda xdb xdi xds xgi xia xii xin xio xis xix xna xno xns xoa xod xog xoi xon xoo xos xox xsa xsb xsi xss xxi xxo xxx