-al -ic -ol a-a a-b a-c a-i aaa aab aac aaf aai aal aan aao aar aax ab- aba abb abc abf abi abl abn abo abr abx ac- aca acb acc acf aci acl acn aco acr acx af- afa afb afc aff afi afl afn afo afr afx ai- aia aib aic aif aii ail ain aio air aix al- ala alb alc alf ali all aln alo alr alx an- ana anb anc anf ani anl ann ano anr anx aoa aob aoc aof aoi aol aon aoo aor aox ar- ara arb arc arf ari arl arn aro arr arx ax- axa axi axl axn axo axr axx baa bab bac baf bai bal ban bao bar bax bba bbb bbc bbf bbi bbl bbn bbo bbr bbx bca bcb bcc bcf bci bcl bcn bco bcr bcx bfa bfb bfc bff bfi bfl bfn bfo bfr bfx bi- bia bib bic bif bii bil bin bio bir bix bla blb blc blf bli bll bln blo blr blx bna bnb bnc bnf bni bnl bnn bno bnr bnx boa bob boc bof boi bol bon boo bor box bra brb brf bri brl brn bro brr brx bxb bxi bxl bxn bxo bxx c-- caa cab cac caf cai cal can cao car cax cba cbb cbc cbf cbi cbl cbn cbo cbr cbx cca ccb ccc ccf cci ccl ccn cco ccr ccx cfa cfb cfc cff cfi cfl cfn cfo cfr cfx ci- cia cib cic cif cii cil cin cio cir cix cl- cla clb clc clf cli cll cln clo clr clx cn- cna cnb cnc cnf cni cnl cnn cno cnr cnx co- coa cob coc cof coi col con coo cor cox cra crb crc crf cri crl crn cro crr crx cxc cxf cxi cxl cxo cxr cxx faa fab fac faf fai fal fan fao far fax fba fbb fbc fbf fbi fbl fbn fbo fbr fbx fca fcb fcc fcf fci fcl fcn fco fcr fcx ffa ffc fff ffi ffl ffn ffo ffr ffx fia fib fic fif fii fil fin fir fix fla flb flc flf fli fll fln flo flr flx fna fnb fnc fnf fni fnl fnn fnr fnx foa fob foc fof foi fol fon foo for fox fra frb frc frf fri frl frn fro frr fxi fxr fxx i-f ia- iaa iab iac iaf iai ial ian iao iar iba ibb ibc ibf ibi ibl ibn ibo ibr ibx ica icb icc icf ici icl icn ico icr ifa ifb ifc iff ifi ifl ifn ifo ifr ifx iia iib iic iif iii iil iin iio iir iix il- ila ilb ilc ilf ili ill iln ilo ilr ilx in- ina inb inc inf ini inl inn ino inr inx io- ioa iob ioc iof ioi iol ion ioo ior ir- ira irb irc irf iri irl irn iro irr irx ixc ixi ixl ixn la- laa lab lac laf lai lal lan lao lar lax lba lbb lbc lbf lbi lbl lbo lbr lbx lca lcb lcc lcf lci lcl lcn lco lcr lcx lfa lfb lfc lff lfi lfl lfn lfo lfr lfx lia lib lic lif lii lil lin lio lir lix lla llb llc llf lli lll lln llo llr lna lnb lnc lni lnl lnn lno lnr loa lob loc lof loi lol lon loo lor lox lra lrb lrc lrf lri lrn lro lrr lxc lxi lxo lxr lxx n-i naa nab nac naf nai nal nan nao nar nax nba nbb nbc nbf nbi nbl nbn nbo nbr nbx nca ncb ncc ncf nci ncl ncn nco ncr ncx nfa nfb nfc nff nfi nfl nfn nfo nfr nia nib nic nif nii nil nin nio nir nix nla nlb nlc nlf nli nll nln nlo nlr nlx nna nnb nnc nnf nni nnl nnn nno no- noa nob noc nof noi nol non noo nor nox nra nrb nrc nrf nri nrl nrn nro nrr nrx nxc nxl o-i oaa oab oac oaf oai oal oan oao oar oax ob- oba obb obc obf obi obl obn obo obr obx oc- oca ocb occ ocf oci ocl ocn oco ocr ocx of- ofa ofb ofc off ofi ofl ofn ofo ofr ofx oia oib oic oif oii oil oin oio oir ola olb olc olf oli oll oln olo on- ona onb onc onf oni onl onn ono onr onx oo- ooa oob ooc oof ooi ool oon ooo oor oox or- ora orb orc orf ori orl orn oro orr orx ox- oxa oxb oxc oxf oxi oxn oxo oxx ra- raa rab rac raf rai ral ran rao rar rax rba rbb rbc rbf rbi rbl rbn rbo rbr rbx rca rcb rcc rcf rci rcl rcn rco rcr rcx rfa rfb rfc rff rfi rfl rfn rfo rfr ria rib ric rif rii ril rin rio rir rix rla rlc rlf rli rll rln rlo rlr rna rnb rnc rni rnn rno rnr roa rob roc rof roi rol ron roo ror rox rra rrb rrc rrf rri rrl rrn rrr rxr xaa xac xaf xal xan xar xbc xbl xbr xbx xcb xcf xci xcl xcr xcx xfa xfl xfn xfx xia xic xii xin xio xix xla xlb xlf xli xlr xna xnc xno xoa xoc xof xoi xon xoo xor xox xrc xrf xrx xxi xxl xxo xxx

-ana a-ii aaaa aaab aaac aaaf aaai aaal aaan aaar aaba aabb aabc aabi aabl aaca aacb aacc aacf aaci aacl aacn aaco aacr aafa aafb aafc aaff aafi aafl aaib aaic aaii aain aala aalc aali aall aalo aana aani aaon aaoo aara aarc aari aaro abaa abab abac abaf abai abal aban abar abax abb- abba abbb abbi abbo abbr abca abcb abcc abcf abci abcl abcn abcr abff abia abib abic abil abin abir abla ablo aboa abob abof abol abon aboo abor abox