"form associations" is correct and usable in written English.
It can be used when you want to describe the process of linking or connecting two people, things, ideas, or facts together. For example, "The teacher asked the students to form associations between the people in the painting and the story they had read."
Does it hesitate to form associations with Hiroshima and Nagasaki?
The roots of some species form associations with certain fungi called mycorrhizae.
First, they form associations and habits around food at a young age.
Besides, people are not allowed to form associations or trade unions, so there is no organized social movement asking for change, though there are (informal) Islamist movements.
In New Zealand, quota-holders have begun to form associations to decide the policy for their stock.
Like the stonemasons, who also were heavily patronized by the church, they joined together to form associations, or foundries.
Mr. Levin promised that students would be free to form associations "as long as they are not intolerant of racial or religious groups".
But recent experiments have shown that speakers do indeed, on a subconscious level, form associations between nonliving ("neuter") objects and masculine or feminine properties.
The bakufu therefore set up an office called the Kantō Torishimari-deyaku ("Supervisors of the Kantō District") to strengthen police control of the area, and it ordered the villages of Kantō to form associations to assist this office.
The groups influencing civil society include the liveliest news media in Asia, as well as a strong educational system and legal community and dozens of religious and civic organizations -- it is an example of Tocqueville's observation of how Americans "constantly form associations" to mediate between individuals and government.
On the contrary, only by strengthening the democratic rights of Muslim citizens to form associations, join political parties and engage in other aspects of civic life can Europe integrate immigrants and give full meaning to the abstract promise of religious liberty.
