- vertical: https://developers.google.com/adwords/api/docs/reference/v201802/TargetingIdeaService.Vertical
- criterion Ids: https://developers.google.com/adwords/api/docs/appendix/verticals
- criteria Usage: https://developers.google.com/adwords/api/docs/appendix/criteria-usage
https://developers.google.com/adwords/api/docs/appendix/codes-formats#languages