jǐng / fāng / lián / yè / sōu / zhèng / xún / zhǎo / néng / gòu / zhèng / míng / tā / wú / zuì / de / cái / liào

警方连夜搜证，寻找能够证明他无罪的材料。

The police gathered evidence overnight, looking for material that could prove his innocence.