-al -ol a-a a-b a-i a-t aaa aab aai aal aao aas aat aau aax ab- aba abb abi abl abo abs abt abu abx ai- aia aib aii ail aio ais ait aiu aix al- ala alb ali all alo als alt alu alx aoa aob aoi aol aoo aos aot aou aox as- asa asb asi asl aso ass ast asu asx at- ata atb ati atl ato ats att atu atx au- aua aub aui aul auo aus aut aux ax- axa axi axl axo axs axt axx b-u baa bab bai bal bao bas bat bau bax bba bbb bbi bbl bbo bbs bbt bbu bbx bi- bia bib bii bil bio bis bit biu bix bla blb bli bll blo bls blt blu blx boa bob boi bol boo bos bot bou box bsa bsb bsi bsl bso bss bst bsu bsx bta btb bti btl bto bts btt btu btx bua bub bui bul buo bus but buu bux bxb bxi bxl bxo bxx ia- iaa iab iai ial iao ias iat iau iba ibb ibi ibl ibo ibs ibt ibu ibx iia iib iii iil iio iis iit iiu iix il- ila ilb ili ill ilo ils ilt ilu ilx io- ioa iob ioi iol ioo ios iot iou is- isa isb isi isl iso iss ist isu ita itb iti itl ito its itt itu itx iu- iua iub iui ius iut ixi ixl la- laa lab lai lal lao las lat lau lax lba lbb lbi lbl lbo lbs lbt lbu lbx lia lib lii lil lio lis lit liu lix lla llb lli lll llo lls llt llu loa lob loi lol loo los lot lou lox lsa lsb lsi lsl lso lss lst lsu lta ltb lti ltl lto lts ltt ltu ltx lua lub lui lul luo lus lut luu lux lxi lxo lxx o-i oaa oab oai oal oao oas oat oau oax ob- oba obb obi obl obo obs obt obu obx oia oib oii oil oio ois oit oiu ola olb oli oll olo ols olt olu oo- ooa oob ooi ool ooo oos oot oox os- osa osb osi osl oso oss ost osu osx ot- ota otb oti otl oto ots ott otu ou- oua oui oul ouo ous out ox- oxa oxb oxi oxo oxt oxx saa sab sai sal sao sas sat sau sax sba sbb sbi sbl sbo sbs sbt sbu sbx sia sib sii sil sio sis sit siu six sla slb sli sll slo sls slt slu slx soa sob soi sol soo sos sot sou sox ss- ssa ssb ssi ssl sso sss sst ssu ssx sta stb sti stl sto sts stt stu stx sua sub sui sul suo sus sut suu sux sxi sxl sxs sxt sxu t-x taa tab tai tal tao tas tat tau tax tba tbb tbi tbl tbo tbs tbt tbu tia tib tii til tio tis tit tiu tix tla tli tll tlo tls tlt tlu tlx to- toa tob toi tol too tos tot tou tox tsa tsb tsi tsl tso tss tst tsu tsx tta ttb tti ttl tto tts ttt ttu ttx tua tub tui tul tuo tus tut tuu tux txi txl txs txt txu ua- uaa uab uai ual uao uas uat uau uba ubb ubi ubl ubo ubs ubt ubu ubx uia uib uii uil uio uis uit uiu ula ulb uli ull ulo uls ult ulu uoa uob uol uoo uos uot uox usa usb usi usl uso uss ust usu usx uta utb uti utl uto uts utt utu utx uua uus uut uuu uxb uxo uxt uxu xaa xal xas xat xau xbl xbx xia xii xio xis xit xiu xix xla xlb xli xls xlt xoa xoi xoo xos xot xox xsa xsb xsi xsl xss xst xti xts xtx xui xul xus xxi xxl xxo xxx