-al -ic a-a a-b a-c a-i aaa aab aac aaf aai aal aar ab- aba abb abc abf abi abl abr ac- aca acb acc acf aci acl acr af- afa afb afc aff afi afl afr ai- aia aib aic aif aii ail air al- ala alb alc alf ali all alr ar- ara arb arc arf ari arl arr baa bab bac baf bai bal bar bba bbb bbc bbf bbi bbl bbr bca bcb bcc bcf bci bcl bcr bfa bfb bfc bff bfi bfl bfr bi- bia bib bic bif bii bil bir bla blb blc blf bli bll blr bra brb brf bri brl brr c-- caa cab cac caf cai cal car cba cbb cbc cbf cbi cbl cbr cca ccb ccc ccf cci ccl ccr cfa cfb cfc cff cfi cfl cfr ci- cia cib cic cif cii cil cir cl- cla clb clc clf cli cll clr cra crb crc crf cri crl crr faa fab fac faf fai fal far fba fbb fbc fbf fbi fbl fbr fca fcb fcc fcf fci fcl fcr ffa ffc fff ffi ffl ffr fia fib fic fif fii fil fir fla flb flc flf fli fll flr fra frb frc frf fri frl frr i-f ia- iaa iab iac iaf iai ial iar iba ibb ibc ibf ibi ibl ibr ica icb icc icf ici icl icr ifa ifb ifc iff ifi ifl ifr iia iib iic iif iii iil iir il- ila ilb ilc ilf ili ill ilr ir- ira irb irc irf iri irl irr la- laa lab lac laf lai lal lar lba lbb lbc lbf lbi lbl lbr lca lcb lcc lcf lci lcl lcr lfa lfb lfc lff lfi lfl lfr lia lib lic lif lii lil lir lla llb llc llf lli lll llr lra lrb lrc lrf lri lrr ra- raa rab rac raf rai ral rar rba rbb rbc rbf rbi rbl rbr rca rcb rcc rcf rci rcl rcr rfa rfb rfc rff rfi rfl rfr ria rib ric rif rii ril rir rla rlc rlf rli rll rlr rra rrb rrc rrf rri rrl rrr