| A Two-Stage Approach to Retrieving Answers for How-To Questions Recent countries visiting this post |  |
 | 3 | United States |
 | 1 | France |
 | 1 | Germany |
 | 1 |
| A Two-Stage Approach to Retrieving Answers for How-To Questions Recent countries visiting this post | |
| 3 | United States |
| 1 | France |
| 1 | Germany |
| 1 |