-al -ol a-a a-b a-i aaa aab aad aaf aai aal aan aao aar aau ab- aba abb abd abf abi abl abn abo abr abu ad- ada adb add adf adi adl adn ado adr adu af- afa afb afd aff afi afl afn afo afr afu ai- aia aib aid aif aii ail ain aio air aiu al- ala alb ald alf ali all aln alo alr alu an- ana anb and anf ani anl ann ano anr anu aoa aob aod aof aoi aol aon aoo aor aou ar- ara arb ard arf ari arl arn aro arr aru au- aua aub aud auf aui aul aun auo aur b-u baa bab bad baf bai bal ban bao bar bau bba bbb bbd bbf bbi bbl bbn bbo bbr bbu bda bdb bdd bdf bdi bdl bdo bdr bdu bfa bfb bfd bff bfi bfl bfn bfo bfr bfu bi- bia bib bid bif bii bil bin bio bir biu bla blb bld blf bli bll bln blo blr blu bna bnb bnd bnf bni bnl bnn bno bnr bnu boa bob bod bof boi bol bon boo bor bou bra brb brd brf bri brl brn bro brr bru bua bub bud buf bui bul bun buo bur buu daa dab dad daf dai dal dan dao dar dau dba dbb dbd dbf dbi dbl dbn dbo dbr dbu dda ddb ddd ddf ddi ddl ddn ddo ddr ddu dfa dfb dfd dff dfi dfl dfn dfo dfr dfu di- dia dib did dif dii dil din dio dir diu dl- dla dlb dld dlf dli dll dlo dlr dlu dna dnb dnd dnf dni dnl dnn dno dnr doa dob dod dof doi dol don doo dor dou dra drb drd dri drl drn dro drr dru dua dub dud duf dui dul dun duo dur faa fab fad faf fai fal fan fao far fau fba fbb fbd fbf fbi fbl fbn fbo fbr fbu fda fdb fdd fdf fdi fdl fdn fdo fdr fdu ffa ffd fff ffi ffl ffn ffo ffr ffu fia fib fid fif fii fil fin fir fiu fla flb fld flf fli fll fln flo flr flu fna fnb fnd fnf fni fnl fnn fnr fnu foa fob fof foi fol fon foo for fou fra frb frd frf fri frl frn fro frr fru fua fub fud fuf fui ful fun fuo fur fuu i-d i-f ia- iaa iab iad iaf iai ial ian iao iar iau iba ibb ibd ibf ibi ibl ibn ibo ibr ibu ida idb idd idf idi idl idn ido idr idu ifa ifb ifd iff ifi ifl ifn ifo ifr ifu iia iib iid iif iii iil iin iio iir iiu il- ila ilb ild ilf ili ill iln ilo ilr ilu in- ina inb ind inf ini inl inn ino inr inu io- ioa iob iod iof ioi iol ion ioo ior iou ir- ira irb ird irf iri irl irn iro irr iru iu- iua iub iud iui iur la- laa lab lad laf lai lal lan lao lar lau lba lbb lbd lbf lbi lbl lbo lbr lbu lda ldb ldd ldf ldi ldl ldn ldo ldr ldu lfa lfb lfd lff lfi lfl lfn lfo lfr lfu lia lib lid lif lii lil lin lio lir liu lla llb lld llf lli lll lln llo llr llu lna lnb lnd lni lnl lnn lno lnr lnu loa lob lod lof loi lol lon loo lor lou lra lrb lrd lrf lri lrn lro lrr lru lua lub lud luf lui lul lun luo lur luu n-i naa nab nad naf nai nal nan nao nar nau nba nbb nbd nbf nbi nbl nbn nbo nbr nbu nda ndb ndd ndf ndi ndl ndn ndo ndr ndu nfa nfb nfd nff nfi nfl nfn nfo nfr nfu nia nib nid nif nii nil nin nio nir niu nla nlb nld nlf nli nll nln nlo nlr nlu nna nnb nnf nni nnl nnn nno nnu no- noa nob nod nof noi nol non noo nor nou nra nrb nrd nrf nri nrl nrn nro nrr nru nua nub nud nui nul nun nuo nur nuu o-i oaa oab oad oaf oai oal oan oao oar oau ob- oba obb obd obf obi obl obn obo obr obu oda odb odd odf odi odl odn odo odr odu of- ofa ofb ofd off ofi ofl ofn ofo ofr ofu oia oib oid oif oii oil oin oio oir oiu ola olb old olf oli oll oln olo olu on- ona onb ond onf oni onl onn ono onr onu oo- ooa oob ood oof ooi ool oon ooo oor or- ora orb ord orf ori orl orn oro orr oru ou- oua oud ouf oui oul oun ouo our ra- raa rab rad raf rai ral ran rao rar rau rba rbb rbd rbf rbi rbl rbn rbo rbr rbu rda rdb rdd rdf rdi rdl rdn rdo rdr rdu rfa rfb rfd rff rfi rfl rfn rfo rfr rfu ria rib rid rif rii ril rin rio rir rla rld rlf rli rll rln rlo rlr rlu rna rnb rnd rni rnn rno rnr rnu roa rob rod rof roi rol ron roo ror rou rra rrb rrd rrf rri rrl rrn rrr rru rua rub rud ruf rui run ruo rur ruu ua- uaa uab uad uaf uai ual uan uao uar uau uba ubb ubf ubi ubl ubn ubo ubr ubu uda udb udd udf udi udl udn udo udr udu ufa ufd uff ufi ufl ufn ufo ufr ufu uia uib uid uif uii uil uin uio uir uiu ula ulb uld ulf uli ull uln ulo ulr ulu un- una unb und unf uni unl unn uno unr unu uoa uob uod uol uon uoo uor ur- ura urb urd urf uri url urn uro urr uru uua uun uur uuu