Completar frases Some exercises about articlesVersión en línea For each space use "the", "a" or "that" por Liz Rincón Suárez 1 that a the the the the an a a the that a the a that I've been trying to get appointment with Valerie Vargas , one of London's best - known tattooists . I'm told she's not taking any new customers . I've been scouring her Twitter feed on near hourly basis for slightest whiff of cancellation but , so far , my attempts have met with failure . Hunjan explains London Tattoo Convention , now in its eighth year , was instrumental in forming network of female artists . When I visited the 2012 event last month and walked around east London's Tobacco Dock , enveloped in acerbic buzz of tattoo machines , it was evident that not only are tattoos big business - the convention figures increase year on year - but all eyes are on female artists such as Lina Stigsson and Angelique Houtkamp , who have a constant swarm around their shared booth . " There's been huge increase in number of female artists in past five years , " Stigsson tells me . " It's hugely progressive industry in terms of gender equality . "