Never start a conclusion by saying
"In conclusion..." When preparing for the essay, the conclusion should be the second thing to write (after the body and before the introduction). Its depends on what context and what order of flow for you to a write a conclusion suitable for certain text types.
+Re-state the topic or state something similar to the topic
+Here are some suggestions, though as menstioned before, it depends on their context:
- It is evident by the use of techniques...
- Clearly, the [insert focus jouney here] is illustrated....
- Composers of variuos texts effective communicate the [insert focus jounrye here] by adopting teachniques such as...