Merge pull request #2623 from b-d-e/patch-3

Fix typo - 'compelex'

docs/topic_guides/blocking/blocking_rules.md

@@ -132,12 +132,12 @@ count_comparisons_from_blocking_rule(
     )
 ```
 
-### More compelex blocking rules
+### More complex blocking rules
 
 It is possible to use more complex blocking rules that use non-equijoin conditions.  For example, you could use a blocking rule that uses a fuzzy matching function:
 
 ```sql
 l.first_name and r.first_name and levenshtein(l.surname, r.surname) < 3
 ```
 
-However, this will not be executed very efficiently, for reasons described in [this](performance.md) page.
+However, this will not be executed very efficiently, for reasons described in [this](performance.md) page.