Abstract
1. Introduction
2. Literature Review
2.1. Corpus-Pragmatics
2.2. Politeness Theories and Face
3. Methodology
3.1. Data Collection
3.2. Statistics of SEC
3.3. Initial and Present Study of SEC
4. Results
4.1. Polite Expressions
4.2. Male Politeness Marker
4.3. Female Politeness Marker
5. Conclusion
References
Appendix