The complaint, petition, accusation or proceeding for removal or ouster from office may include allegations or charges of any act or acts of commission, omission or neglect which may be committed, done or omitted during the term of office in which such ouster or removal proceeding may be filed, and may also include allegations or charges as to any act or acts of commission, omission or neglect committed, done or omitted during a previous or preceding term in such office.
Okla. Stat. tit. 22, § 1181.2