First pass at CSV specs

Author: kderusso

docs/reference/query-languages/esql/_snippets/functions/examples/match_phrase.md

@@ -1,4 +1,7 @@
 * [preview] [`KQL`](../../functions-operators/search-functions.md#esql-kql)
 * [preview] [`MATCH`](../../functions-operators/search-functions.md#esql-match)
+* [preview] [
+  `MATCH_PHRASE`](../../functions-operators/search-functions.md#esql-match-phrase)
 * [preview] [`QSTR`](../../functions-operators/search-functions.md#esql-qstr)
-% * [preview] [`TERM`](../../functions-operators/search-functions.md#esql-term)
+  % * [preview] [
+  `TERM`](../../functions-operators/search-functions.md#esql-term)