-ic a-a a-b a-c a-i aaa aab aac aaf aag aai aan aao aar ab- aba abb abc abf abg abi abn abo abr ac- aca acb acc acf acg aci acn aco acr af- afa afb afc aff afg afi afn afo afr ag- aga agb agc agf agg agi agn ago agr ai- aia aib aic aif aig aii ain aio air an- ana anb anc anf ang ani ann ano anr aoa aob aoc aof aog aoi aon aoo aor ar- ara arb arc arf arg ari arn aro arr baa bab bac baf bag bai ban bao bar bba bbb bbc bbf bbg bbi bbn bbo bbr bca bcb bcc bcf bcg bci bcn bco bcr bfa bfb bfc bff bfg bfi bfn bfo bfr bga bgb bgc bgf bgg bgi bgn bgo bgr bi- bia bib bic bif big bii bin bio bir bna bnb bnc bnf bng bni bnn bno bnr boa bob boc bof bog boi bon boo bor bra brb brf brg bri brn bro brr c-- caa cab cac caf cag cai can cao car cba cbb cbc cbf cbg cbi cbn cbo cbr cca ccb ccc ccf ccg cci ccn cco ccr cfa cfb cfc cff cfg cfi cfn cfo cfr cga cgb cgc cgg cgi cgn cgo cgr ci- cia cib cic cif cig cii cin cio cir cn- cna cnb cnc cnf cng cni cnn cno cnr co- coa cob coc cof cog coi con coo cor cra crb crc crf crg cri crn cro crr faa fab fac faf fag fai fan fao far fba fbb fbc fbf fbg fbi fbn fbo fbr fca fcb fcc fcf fcg fci fcn fco fcr ffa ffc fff ffg ffi ffn ffo ffr fga fgb fgc fgf fgg fgi fgn fgr fia fib fic fif fig fii fin fir fna fnb fnc fnf fng fni fnn fnr foa fob foc fof fog foi fon foo for fra frb frc frf frg fri frn fro frr gaa gab gac gaf gag gai gan gao gar gba gbc gbf gbg gbi gbn gbo gbr gca gcb gcc gcf gcg gci gcn gco gcr gfa gfb gfc gff gfi gfo gfr gga ggb ggc ggg ggi ggn ggo ggr gia gib gic gif gig gii gin gio gir gna gnb gnc gnf gni gnn gno gnr goa gob goc gof gog goi gon goo gor gra grb grc grf grg gri grn gro grr i-f ia- iaa iab iac iaf iag iai ian iao iar iba ibb ibc ibf ibg ibi ibn ibo ibr ica icb icc icf icg ici icn ico icr ifa ifb ifc iff ifg ifi ifn ifo ifr iga igb igc igf igg igi ign igo igr iia iib iic iif iii iin iio iir in- ina inb inc inf ing ini inn ino inr io- ioa iob ioc iof iog ioi ion ioo ior ir- ira irb irc irf irg iri irn iro irr n-i naa nab nac naf nag nai nan nao nar nba nbb nbc nbf nbg nbi nbn nbo nbr nca ncb ncc ncf ncg nci ncn nco ncr nfa nfb nfc nff nfi nfn nfo nfr nga ngb ngc ngf ngg ngi ngn ngo nia nib nic nif nig nii nin nio nir nna nnb nnc nnf nng nni nnn nno no- noa nob noc nof nog noi non noo nor nra nrb nrc nrf nrg nri nrn nro nrr o-i oaa oab oac oaf oag oai oan oao oar ob- oba obb obc obf obg obi obn obo obr oc- oca ocb occ ocf ocg oci ocn oco ocr of- ofa ofb ofc off ofg ofi ofn ofo ofr oga ogc ogf ogg ogi ogn ogo oia oib oic oif oii oin oio oir on- ona onb onc onf ong oni onn ono onr oo- ooa oob ooc oof oog ooi oon ooo oor or- ora orb orc orf org ori orn oro orr ra- raa rab rac raf rag rai ran rao rar rba rbb rbc rbf rbg rbi rbn rbo rbr rca rcb rcc rcf rcg rci rcn rco rcr rfa rfb rfc rff rfg rfi rfn rfo rfr rga rgb rgc rgf rgg rgi rgn rgo rgr ria rib ric rif rig rii rin rio rir rna rnb rnc rng rni rnn rno rnr roa rob roc rof rog roi ron roo ror rra rrb rrc rrf rrg rri rrn rrr

-ana -ing a-ii aaaa aaab aaac aaaf aaai aaan aaar aaba aabb aabc aabi aaca aacb aacc aacf aaci aacn aaco aacr aafa aafb aafc aaff aafi aaib aaic aaii aain aana aang aani aaon aaoo aara aarc aari aaro abaa abab abac abaf abag abai aban abar abb- abba abbb abbi abbo abbr abca abcb abcc abcf abci abcn abcr abff abia abib abic abig abin abir aboa abob abof abon aboo abor abra abrc abri abro acaa acab acac acag acai acan acar acba acca accc accf acci acco acfc acfi acga acgi acgr aci- acia acic acif acin acir acoa acog acon acor acr- acra acrc acri acro acrr afaa afan afao afar afca afcb afcc afci affa affc affi affo afgf afia afib afif afig afin afir afoa afog afoo afor afr- afra afrc afri afro ag-o agac agag agai agan agao agar agba agbo agca agcc agco agfa agga aggi agia agib agic agig agii agin agio agir agna agni agno agob agog agon agoo agra agri agro aiai aian aiba aibn aibo aica aicc aicf aicr aiff aiga aigo aiia aiib aiic aiin aiir aina ainc aini aino aioc aioi aion aira airi airo ana- anaa anab anac anag anai anan anao anar anba anbb anbi anbo anca ancc anco anfa anfo ang- anga angi ango ania anib anic anif anin anio anir anna annb anni anno ano- anoa anon anor anrc anri aoba aoca aonb aono aora aorb aorn arab arac araf arag arai aran arar arba arbi arc- arca arci arco