Swansea City stretched their unbeaten run to three matches as they played out a goalless draw with promotion-chasing Coventry City.Both sides created chances to clinch all three points in what was a well-contested Championship encounter at the Swansea.com Stadium, with Harry Darling going the closest for the hosts while Gustavo Hamer and Matty Godden were denied by Andy Fisher.But neither side could break the deadlock as the points were ultimately shared, with the Swans keeping their second clean sheet in as many home outings. READ MORE: Swansea City news as young guns to get chances, Cullen watches goals on repeat and Martin gets call from Coventry City Russell Martin selected the same starting 11 and substitutes from last weekend's dramatic 3-2 win over Cardiff City as the Swans went in search of a third successive win in front of a bumper home crowd in the Easter sunshine.Prior to the contest, Martin stressed the need for his troops to be at full sharpness to avoid any complacency following their second successive double over Cardiff, and it swiftly became apparent that his players were intent on building on their improved form.The Swans created the game's first opening on six minutes as the confident Liam Walsh - lining up against his former club - backheeled into the path of Ryan Manning whose lofted cross was headed into the side netting by Darling.Nevertheless, former Swan Viktor Gyokeres played a key role in Coventry's first opening of the match after 18 minutes as he picked out Callum Doyle following a short corner routine, although the Man City loanee's strike was kept out by the legs of Fisher.Walsh then rifled against the base of the Coventry post after being picked out by Manning, although the offside flag