1. Though conj . Though he failed, he didn't give up.

2. It has been years since I enjoyed myself so much as last night. conj .

3. Each data structure behaves slightly differently in response to the conj function (lists grow at the front, vectors grow at the end, and so on), but they all support the same API.

4. Here, the columns represent functions in Clojure's standard collection API: conj, nth, empty, and count.

5. This paper studies the type and reason of water production, analyzes its impact on ultra heavy oil development, and proposes maneuverable technical countermeasures in conj.