Collocations for ensure - verb

practically, virtually
effectively
(not) only, simply
The system not only ensures maximum discounts, but also helps the company track usage.
The alternative simply ensures that the problem will get worse.

must
aim to, try to
take action to, take care to, take steps to
We must take steps now to ensure the survival of these animals.

be designed to
provisions designed to ensure safe conditions of work

help (to)
be important to, be necessary to, be sufficient to
It is important to ensure that delegates have been properly briefed.

an attempt to ensure sth
efforts to ensure sth, measures to ensure sth
thereby ensuring sth
The therapist must treat the cause of the problem, thereby ensuring the symptoms do not return.

Ensure is used with these nouns as the subject:
mechanism

Ensure is used with these nouns as the object:
accountability, accuracy, anonymity, availability, confidentiality, conformity, consistency, continuation, continuity, control, cooperation, coordination, delivery, distribution, effectiveness, employment, equality, existence, fairness, fit, flow, health, implementation, independence, integrity, passage, privacy, protection, recovery, relevance, reliability, representation, reproduction, return, security, stability, success, succession, suitability, supply, survival, uniformity, viability, victory, well-being