use '?' for JOKER (blank)

From letters C, A, N, V, A, S, E, R, S  I made following words

9 letter words

canvasers[14], canvasser[14]

8 letter words

canvaser[13], canvases[13]

7 letter words

caverns[12], cravens[12], canvass[12], scarves[12], cassena[9], caesars[9], ancress[9], caserns[9]

6 letter words

carven[11], cavern[11], craven[11], canvas[11], carves[11], cavers[11], craves[11], navars[9], varnas[9], ravens[9], savers[9], arcane[8], arecas[8], caesar[8], caners[8], casern[8], cranes[8], nacres[8], rances[8], scenas[8], caress[8], carses[8], crases[8], escars[8], scares[8], seracs[8], anears[6], arenas[6], sansar[6], sarans[6], sarsen[6], snares[6]

5 letter words

carve[10], caver[10], crave[10], caves[10], navar[8], varna[8], raven[8], avens[8], naves[8], vanes[8], varas[8], avers[8], raves[8], saver[8], saves[8], vases[8], areca[7], caner[7], crane[7], nacre[7], rance[7], acnes[7], canes[7], scena[7], sacra[7], acres[7], cares[7], carse[7], escar[7], races[7], scare[7], serac[7], carns[7], narcs[7], casas[7], cases[7], scans[7], crass[7], scars[7], cress[7], anear[5], arena[5], ansae[5], areas[5], saran[5], earns[5], nares[5], nears[5], saner[5], snare[5], sanes[5], sensa[5], arses[5], rases[5], sears[5]

4 letter words

cave[9], vacs[9], nave[7], vane[7], vena[7], vara[7], aver[7], rave[7], vera[7], vasa[7], aves[7], save[7], vase[7], vans[7], vars[7], revs[7], acne[6], cane[6], acre[6], care[6], race[6], carn[6], narc[6], casa[6], aces[6], case[6], cans[6], scan[6], arcs[6], cars[6], scar[6], recs[6], sacs[6], cess[6], secs[6], area[4], earn[4], near[4], asea[4], anas[4], ansa[4], anes[4], sane[4], ares[4], arse[4], ears[4], eras[4], rase[4], sear[4], sera[4], erns[4], seas[4], sans[4], ness[4], sers[4]

3 letter words

vac[8], ava[6], ave[6], van[6], var[6], rev[6], vas[6], ace[5], can[5], arc[5], car[5], rec[5], sac[5], sec[5], ana[3], ane[3], nae[3], are[3], ear[3], era[3], ran[3], ern[3], aas[3], sae[3], sea[3], ens[3], sen[3], ars[3], ras[3], ers[3], res[3], ser[3], ass[3], ess[3]

2 letter words

aa[2], ae[2], an[2], na[2], en[2], ne[2], ar[2], er[2], re[2], as[2], es[2]