Patessan (ibid) summarizes the importance of learning collocation in the following points: It provides the most neutral way to say something; for example, smoking is strictly prohibited is more natural than smoking is strictly prohibited". Interestingly, it provides more expressive and more precise ways of saying something; for example, if he has a permanent disability it is more precise than if he has a disability that will continue until death. Furthermore, it improves the writing and speaking style. The most important result of the lack of knowledge of collocations is the impairment of the communication process due to strangeness