-al -ic -ol a-a a-c a-i aaa aac aaf aai aal aao aap aar aas ac- aca acc acf aci acl aco acp acr acs af- afa afc aff afi afl afo afp afr afs ai- aia aic aif aii ail aio aip air ais al- ala alc alf ali all alo alp alr als aoa aoc aof aoi aol aoo aop aor aos ap- apa apc apf api apl apo app apr aps ar- ara arc arf ari arl aro arp arr ars as- asa asc asf asi asl aso asp asr ass c-- caa cac caf cai cal cao cap car cas cca ccc ccf cci ccl cco ccp ccr ccs cfa cfc cff cfi cfl cfo cfp cfr cfs ci- cia cic cif cii cil cio cip cir cis cl- cla clc clf cli cll clo clp clr cls co- coa coc cof coi col coo cop cor cos cpa cpc cpf cpi cpl cpo cpp cpr cps cra crc crf cri crl cro crp crr crs csa csc csf csi csl cso csp csr css faa fac faf fai fal fao fap far fas fca fcc fcf fci fcl fco fcp fcr fcs ffa ffc fff ffi ffl ffo ffp ffr ffs fia fic fif fii fil fip fir fis fla flc flf fli fll flo flp flr fls foa foc fof foi fol foo fop for fos fpa fpc fpi fpl fpo fpp fpr fps fra frc frf fri frl fro frp frr frs fsa fsc fsf fsi fsl fso fsp fsr fss i-f ia- iaa iac iaf iai ial iao iap iar ias ica icc icf ici icl ico icp icr ics ifa ifc iff ifi ifl ifo ifp ifr ifs iia iic iif iii iil iio iip iir iis il- ila ilc ilf ili ill ilo ilp ilr ils io- ioa ioc iof ioi iol ioo iop ior ios ipa ipc ipf ipi ipl ipo ipp ipr ips ir- ira irc irf iri irl iro irp irr irs is- isa isc isf isi isl iso isp isr iss l-p la- laa lac laf lai lal lao lap lar las lca lcc lcf lci lcl lco lcp lcr lcs lfa lfc lff lfi lfl lfo lfp lfr lfs lia lic lif lii lil lio lip lir lis lla llc llf lli lll llo llp llr lls loa loc lof loi lol loo lop lor los lpa lpc lpf lpi lpl lpo lpp lpr lps lra lrc lrf lri lro lrp lrr lrs lsa lsc lsf lsi lsl lso lsp lsr lss o-i oaa oac oaf oai oal oao oap oar oas oc- oca occ ocf oci ocl oco ocp ocr ocs of- ofa ofc off ofi ofl ofo ofp ofr ofs oia oic oif oii oil oio oip oir ois ola olc olf oli oll olo olp ols oo- ooa ooc oof ooi ool ooo oop oor oos op- opa opc opf opi opl opo opp opr ops or- ora orc orf ori orl oro orp orr ors os- osa osc osf osi osl oso osp osr oss p-p paa pac paf pai pal pao pap par pas pca pcc pcf pci pcl pco pcp pcr pcs pfa pfc pff pfi pfl pfo pfp pfr pfs pia pic pif pii pil pio pip pir pis pla plc plf pli pll plo plp plr pls poa poc pof poi pol poo pop por pos ppa ppc ppf ppi ppl ppo ppp ppr pps pra prc prf pri prl pro prp prr prs ps- psa psc psf psi psl pso psp psr pss ra- raa rac raf rai ral rao rap rar ras rca rcc rcf rci rcl rco rcp rcr rcs rfa rfc rff rfi rfl rfo rfp rfr rfs ria ric rif rii ril rio rip rir ris rla rlc rlf rli rll rlo rlp rlr rls roa roc rof roi rol roo rop ror ros rpa rpc rpf rpi rpl rpo rpp rpr rps rra rrc rrf rri rrl rrp rrr rrs rsa rsc rsf rsi rsl rso rsp rsr rss saa sac saf sai sal sao sap sar sas sca scc scf sci scl sco scp scr scs sfa sfc sff sfi sfl sfo sfp sfr sfs sia sic sif sii sil sio sip sir sis sla slc slf sli sll slo slp slr sls soa soc sof soi sol soo sop sor sos spa spc spf spi spl spo spp spr sps sr- sra src srf sri srl sro srp srr srs ss- ssa ssc ssf ssi ssl sso ssp ssr sss