Theresa May and her cabinet are looking for ways to bring her EU withdrawal agreement back to the Commons for a fourth attempt at winning MPs' backing.
The PM said the UK would need “an alternative way forward” after her plan was defeated by 58 votes on Friday.
MPs from all parties will test support for other options during a second round of “indicative votes” on Monday.
However, Conservative Party chairman Brandon Lewis said the government did not support any of those options.
Labour leader Jeremy Corbyn has called on Mrs May to change her deal or resign immediately, while Northern Ireland's DUP – which has propped up Mrs May's minority government – also continues to oppose the deal.
The government has so far failed to win over 34 Conservative rebels, including both Remainers as well as Tory Brexiteers, who say the deal still leaves the UK too closely aligned to Europe.
But a No 10 source indicated the prime minister would continue to seek support in the Commons.
They insisted efforts were “going in the right direction”, given the margin of defeat was down from 149 a fortnight ago.
MPs will hold another set of votes on various Brexit options in the Commons on Monday.
Mr Lewis told Radio 4's Today programme: “The government's position is very clear – we do…
