Letters that make theatre of operations
s, a, o, e, f, n, p, h, r, t, i are letters that make 'theatre of operations'
Words within theatre of operations
ER, heat, opera, Opera, he, pe, re, ti, ERA, He, ration, at, ratio, Ea, on, operation, operations, rat, theatre, RA, Io, ion, Ra, Re, Thea, At, Er, Th, Ti, era, eat are words within 'theatre of operations'