| No. |
Type of Error |
Frequency |
Percentage |
| 1. |
Word selection or collocational clash |
181 |
32.08% |
| 2. |
Word order or use of awkward expressions |
72 |
12.74% |
| 3. |
Verb tenses |
67 |
11.85% |
| 4. |
Word spellings |
48 |
8.49% |
| 5. |
Use or deletion of prepositions |
40 |
7.07% |
| 6. |
Punctuation |
27 |
4.77% |
| 7. |
Auxiliaries |
24 |
4.24% |
| 8. |
Singularity or plurality |
23 |
4.07% |
| 9. |
Omission or incorrect use of articles |
19 |
3.36% |
| 10. |
Word redundancy |
17 |
3.05% |
| 11. |
Word omission |
16 |
2.83% |
| 12. |
Subject-verb agreement |
9 |
1.59% |
| 13. |
Verb to be |
7 |
1.23% |
| 14. |
Omission or incorrect use of pronouns |
4 |
0.70% |
| 15. |
Verb voice |
4 |
0.70% |
| 16. |
Incomplete sentences (fragments) |
4 |
0.70% |
| 17. |
Conjunctions |
3 |
0.53% |
|
Total |
565 |
100% |