You can choose a template for the pattern from the combo box and edit it here. The string %s in the template is replaced by the pattern input field, resulting in the regular expression to search for.
Is féidir teimpléad don phatrún a roghnú ón bhosca teaglama agus é a chur in eagar anseo. Cuirfear an patrún ionchurtha in ionad% s sa teimpléad agus déanfar an slonn ionadaíochta le lorg as seo.