use '?' for JOKER (blank)

From letters F, A, L, C, O, N, E, R, S  I made following words

9 letter words

falconers[14]

8 letter words

falconer[13], alfresco[13], farnesol[11]

7 letter words

falcons[12], flacons[12], confers[12], loafers[10], safrole[10], corneal[9], seconal[9], lancers[9], claroes[9], coalers[9], escolar[9], oracles[9], recoals[9], solacer[9], canoers[9], coarsen[9], corneas[9], narcose[9], cloners[9], cornels[9], loaners[7], reloans[7]

6 letter words

falcon[11], flacon[11], confer[11], falces[11], facers[11], farces[11], francs[11], forces[11], fresco[11], florae[9], loafer[9], flanes[9], felons[9], falser[9], farles[9], ferals[9], flares[9], floras[9], safrol[9], lancer[8], coaler[8], oracle[8], recoal[8], canoer[8], cornea[8], cloner[8], cornel[8], cleans[8], lances[8], solace[8], canoes[8], oceans[8], clones[8], carles[8], clears[8], lacers[8], scaler[8], sclera[8], caners[8], casern[8], cranes[8], nacres[8], rances[8], coarse[8], carols[8], claros[8], corals[8], ceorls[8], closer[8], cresol[8], acorns[8], narcos[8], racons[8], censor[8], crones[8], recons[8], loaner[6], reloan[6], anoles[6], lanose[6], learns[6], arseno[6], reason[6], senora[6], lorans[6], enrols[6], loners[6], nerols[6]

5 letter words

fecal[10], focal[10], facer[10], farce[10], franc[10], force[10], cafes[10], faces[10], calfs[10], clefs[10], flocs[10], scarf[10], felon[8], farle[8], feral[8], flare[8], frena[8], afore[8], flora[8], alefs[8], false[8], fleas[8], leafs[8], fanes[8], flans[8], foals[8], loafs[8], floes[8], fanos[8], fares[8], fears[8], safer[8], clean[7], lance[7], canoe[7], ocean[7], clone[7], carle[7], clear[7], lacer[7], caner[7], crane[7], nacre[7], rance[7], ocrea[7], carol[7], claro[7], coral[7], ceorl[7], acorn[7], narco[7], racon[7], crone[7], recon[7], alecs[7], laces[7], scale[7], acnes[7], canes[7], scena[7], clans[7], calos[7], coals[7], colas[7], close[7], coles[7], socle[7], canso[7], cones[7], scone[7], clons[7], acres[7], cares[7], carse[7], escar[7], races[7], scare[7], serac[7], carls[7], alone[5], anole[5], learn[5], renal[5], loran[5], enrol[5], loner[5], nerol[5], elans[5], lanes[5], leans[5], aloes[5], aeons[5], loans[5], salon[5], solan[5], enols[5], lenos[5], noels[5], arles[5], earls[5], lares[5], laser[5], lears[5], rales[5], reals[5], seral[5]