| Clue | Source | Date |
|---|---|---|
| Maintain, as standards | New York Times | 08 Jun 2018 |
| Maintain, as standards | ||
| Demand concessions by threat | The Guardian Speedy | 10 Jun 2017 |
| Stick with | ||
| Keep, as a promise | ||
| Not abandon, as principles | ||
| Not abandon, as principles | ||
| Stick with | ||
| Abide by | ||
| Stick with | ||
| Maintain | ||
| Stick with | ||
| Obligate, in a way |