... Yule. ( 198 3), Discourse Analysis, Cambridge University Press, Cambridge.2. Cobuild, C. ( 198 9), English Grammar, Collin Bimingham University International Language Database.3. Cook, G. ( 198 9), ... cohesion in discourse. It operates at 3 levels: nominal, verbal, clausal.1 .9. EllipsisCobuild in his English Grammar ( 199 8: 396 ) claims that “In English people often omit words rather than repeating ... totalized in the following table.categories AR CR Total occurrences ofOccurrences 520 99 Equals 83 ,90 % 17,10% 6 19 Table 2.4. Survey result on AR and CR.2.3.1.2. Personal, Demonstrative and Comparative...