| # | Concept | Culture | Statement | Freq. |
|---|---|---|---|---|
| 1 | regex | US | Widely used for text processing and pattern matching in computer programming. | 1 |
| 2 | regex escape characters | US | Commonly used to represent special characters in regular expressions for text processing. | 1 |
| 3 | regex in academic settings | US | Regularly taught and applied in computer science and related fields. | 1 |
| 4 | regex in business applications | US | Frequently used in business applications for data validation, text search, and parsing. | 1 |
| 5 | regex in legal documents | US | Occasionally used for text search and data extraction in legal documents and e-discovery. | 1 |