-al -ic a-a a-b a-c a-i aaa aab aac aaf aai aal aar aav ab- aba abb abc abf abi abl abr abv ac- aca acb acc acf aci acl acr acv af- afa afb afc aff afi afl afr afv ai- aia aib aic aif aii ail air aiv al- ala alb alc alf ali all alr alv ar- ara arb arc arf ari arl arr arv av- ava avb avc avf avi avl avr baa bab bac baf bai bal bar bav bba bbb bbc bbf bbi bbl bbr bca bcb bcc bcf bci bcl bcr bcv bfa bfb bfc bff bfi bfl bfr bfv bi- bia bib bic bif bii bil bir biv bla blb blc blf bli bll blr blv bra brb brf bri brl brr brv bva bvb bvc bvi bvl bvr bvv c-- caa cab cac caf cai cal car cav cba cbb cbc cbf cbi cbl cbr cbv cca ccb ccc ccf cci ccl ccr ccv cfa cfb cfc cff cfi cfl cfr cfv ci- cia cib cic cif cii cil cir civ cl- cla clb clc clf cli cll clr clv cra crb crc crf cri crl crr crv cva cvb cvc cvf cvi cvl cvr cvv faa fab fac faf fai fal far fav fba fbb fbc fbf fbi fbl fbr fca fcb fcc fcf fci fcl fcr fcv ffa ffc fff ffi ffl ffr ffv fia fib fic fif fii fil fir fla flb flc flf fli fll flr fra frb frc frf fri frl frr fva fvc i-f i-v ia- iaa iab iac iaf iai ial iar iav iba ibb ibc ibf ibi ibl ibr ibv ica icb icc icf ici icl icr icv ifa ifb ifc iff ifi ifl ifr iia iib iic iif iii iil iir il- ila ilb ilc ilf ili ill ilr ilv ir- ira irb irc irf iri irl irr irv iva ivb ivc ivf ivi ivl ivr ivv la- laa lab lac laf lai lal lar lav lba lbb lbc lbf lbi lbl lbr lbv lca lcb lcc lcf lci lcl lcr lcv lfa lfb lfc lff lfi lfl lfr lia lib lic lif lii lil lir liv lla llb llc llf lli lll llr llv lra lrb lrc lrf lri lrr lrv lva lvb lvc lvf lvi lvl lvr lvv ra- raa rab rac raf rai ral rar rav rba rbb rbc rbf rbi rbl rbr rca rcb rcc rcf rci rcl rcr rcv rfa rfb rfc rff rfi rfl rfr rfv ria rib ric rif rii ril rir riv rla rlc rlf rli rll rlr rra rrb rrc rrf rri rrl rrr rva rvb rvc rvf rvi rvl rvr rvv v-a vaa vab vac vai val var vav vba vbc vbi vbl vbr vbv vca vcc vcf vci vcl vcr vfa vfb vfc vff vfi vfl vfr vfv vi- via vib vic vif vii vil vir viv vl- vla vlb vlc vlf vll vlv vra vrb vrc vrf vri vrr vva vvb vvc vvi vvr vvv