Nicola Tree/Getty Images There is frustration among Remain voters as the Lib Dems and Labour continue to reject working together at the next election. The Lib Dems are refusing to stand aside in a key election seat, despite their candidate pulling out of the contest in order to help Labour candidate Rosie Duffield defeat the Conservatives. Jo Swinson's party intends to find a new candidate to contest Canterbury, even though Duffield like them supports a new referendum and staying in the European Union. Pro-Remain voters are urging the two parties to work together in order to stop Boris Johnson winning the December 12 election. Visit Business Insider's homepage for more stories. There is dismay among Remain voters after the Liberal Democrats refused to stand aside for a pro-European Union Labour candidate in a key general election seat. Jo Swinson's Liberal Democrats and Jeremy Corbyn's Labour Party are refusing to work together at the December 12 general election – despite many of their own supporters urging them to do so.See the rest of the story at Business InsiderNOW WATCH: Extremists turned a frog meme into a hate symbol, but Hong Kong protesters revived it as an emblem of hopeSee Also:How to vote tactically in the 2019 UK general electionLiberal Democrats accused of 'intentionally misinforming' voters with campaign leafletsThe Conservative Party chairman was empty-chaired on live TV as criticism mounts over calamitous start to campaign