ToVEFRT To-clause after effort verb

allow allowance allowanced allowances allowancing allowed allowing allows attempt attempted attempting attempts enable enabled enables enabling encourage encouraged encourages encouraging fail failed failing fails help helped helping helps instruct instructed instructing instructs manage managed manages managing obligate obligated obligates obligating oblige obliged obliges obliging order ordered ordering orders permit permits permitted permitting persuade persuaded persuades persuading prompt prompted prompting prompts require required requires requiring requisition requisitioned requisitioning requisitions seek seeking seeks sought tried tries try trying