For an excellent source on English composition, check out this classic book by William Strunk, Jr. on the Elements of Style. Contents include: Elementary Rules of Usage, Elementary Principles of Composition, Words & Expressions Commonly Misused, An Approach to Style with a List of Reminders: Place yourself in the background, Revise and rewrite, Avoid fancy words, Be clear, Do not inject opinion, Do not take shortcuts at the cost of clarity, … and much more. Details of The Elements of Style by William Strunk, Jr. partially available online at . Note: William Strunk, Jr. (1869–1946). The Elements of Style was first published in 1918.
The reason for this problem is because people memorise particular phrases to use to increase their score. You are marked on your ability to adapt sentences and phrases to the particular task and issue, not memorise generalised phrases to get a higher score. One phrase suits all issues isn’t going to work in a language test. Another problem is that students think if they learn a particular phrase this will give them a chance for a higher score. The aim of this lesson and advice is not to rely on learned phrases to boost your score.