-al -ol a-a a-b a-i a-t aaa aab aaf aai aal aan aao aas aat aau ab- aba abb abf abi abl abn abo abs abt abu af- afa afb aff afi afl afn afo afs aft afu ai- aia aib aif aii ail ain aio ais ait aiu al- ala alb alf ali all aln alo als alt alu an- ana anb anf ani anl ann ano ans ant anu aoa aob aof aoi aol aon aoo aos aot aou as- asa asb asf asi asl asn aso ass ast asu at- ata atb atf ati atl atn ato ats att atu au- aua aub auf aui aul aun auo aus aut b-u baa bab baf bai bal ban bao bas bat bau bba bbb bbf bbi bbl bbn bbo bbs bbt bbu bfa bfb bff bfi bfl bfn bfo bfs bft bfu bi- bia bib bif bii bil bin bio bis bit biu bla blb blf bli bll bln blo bls blt blu bna bnb bnf bni bnl bnn bno bns bnt bnu boa bob bof boi bol bon boo bos bot bou bsa bsb bsf bsi bsl bsn bso bss bst bsu bta btb btf bti btl btn bto bts btt btu bua bub buf bui bul bun buo bus but buu faa fab faf fai fal fan fao fas fat fau fba fbb fbf fbi fbl fbn fbo fbs fbt fbu ffa fff ffi ffl ffn ffo ffs fft ffu fia fib fif fii fil fin fis fit fiu fla flb flf fli fll fln flo fls flt flu fna fnb fnf fni fnl fnn fns fnt fnu foa fob fof foi fol fon foo fos fot fou fsa fsb fsf fsi fsl fsn fso fss fst fsu fta ftb ftf fti ftl ftn fto fts ftt ftu fua fub fuf fui ful fun fuo fus fut fuu i-f ia- iaa iab iaf iai ial ian iao ias iat iau iba ibb ibf ibi ibl ibn ibo ibs ibt ibu ifa ifb iff ifi ifl ifn ifo ifs ift ifu iia iib iif iii iil iin iio iis iit iiu il- ila ilb ilf ili ill iln ilo ils ilt ilu in- ina inb inf ini inl inn ino ins int inu io- ioa iob iof ioi iol ion ioo ios iot iou is- isa isb isf isi isl isn iso iss ist isu ita itb itf iti itl itn ito its itt itu iu- iua iub iui ius iut la- laa lab laf lai lal lan lao las lat lau lba lbb lbf lbi lbl lbo lbs lbt lbu lfa lfb lff lfi lfl lfn lfo lfs lft lfu lia lib lif lii lil lin lio lis lit liu lla llb llf lli lll lln llo lls llt llu lna lnb lni lnl lnn lno lns lnt lnu loa lob lof loi lol lon loo los lot lou lsa lsb lsf lsi lsl lsn lso lss lst lsu lta ltb ltf lti ltl lto lts ltt ltu lua lub luf lui lul lun luo lus lut luu n-i naa nab naf nai nal nan nao nas nat nau nba nbb nbf nbi nbl nbn nbo nbs nbt nbu nfa nfb nff nfi nfl nfn nfo nfs nft nfu nia nib nif nii nil nin nio nis nit niu nla nlb nlf nli nll nln nlo nls nlt nlu nna nnb nnf nni nnl nnn nno nns nnt nnu no- noa nob nof noi nol non noo nos not nou nsa nsb nsf nsi nsl nsn nso nss nst nsu nta ntb ntf nti ntn nto nts ntt ntu nua nub nui nul nun nuo nus nut nuu o-i oaa oab oaf oai oal oan oao oas oat oau ob- oba obb obf obi obl obn obo obs obt obu of- ofa ofb off ofi ofl ofn ofo ofs oft ofu oia oib oif oii oil oin oio ois oit oiu ola olb olf oli oll oln olo ols olt olu on- ona onb onf oni onl onn ono ons ont onu oo- ooa oob oof ooi ool oon ooo oos oot os- osa osb osf osi osl osn oso oss ost osu ot- ota otb otf oti otl otn oto ots ott otu ou- oua ouf oui oul oun ouo ous out saa sab saf sai sal san sao sas sat sau sba sbb sbf sbi sbl sbn sbo sbs sbt sbu sfa sfb sff sfi sfl sfn sfo sfs sft sfu sia sib sif sii sil sin sio sis sit siu sla slb slf sli sll sln slo sls slt slu sna snb snf sni snl snn sno sns snt snu soa sob sof soi sol son soo sos sot sou ss- ssa ssb ssf ssi ssl ssn sso sss sst ssu sta stb stf sti stl stn sto sts stt stu sua sub suf sui sul sun suo sus sut suu taa tab taf tai tal tan tao tas tat tau tba tbb tbf tbi tbl tbn tbo tbs tbt tbu tfa tfb tff tfi tfl tfn tfo tfs tft tfu tia tib tif tii til tin tio tis tit tiu tla tlf tli tll tln tlo tls tlt tlu tna tnb tnf tni tnl tnn tno tns tnt to- toa tob tof toi tol ton too tos tot tou tsa tsb tsf tsi tsl tsn tso tss tst tsu tta ttb ttf tti ttl ttn tto tts ttt ttu tua tub tuf tui tul tun tuo tus tut tuu ua- uaa uab uaf uai ual uan uao uas uat uau uba ubb ubf ubi ubl ubn ubo ubs ubt ubu ufa uff ufi ufl ufn ufo ufs uft ufu uia uib uif uii uil uin uio uis uit uiu ula ulb ulf uli ull uln ulo uls ult ulu un- una unb unf uni unl unn uno uns unt unu uoa uob uol uon uoo uos uot usa usb usf usi usl usn uso uss ust usu uta utb utf uti utl