Search from 1418476 keywords (updated weekly) from 7000+ publicly traded companies on the US stock market. Find companies involved in the most cutting edge techniques like 3D printing, graphene battery, nanofabrication, 5G communication, industrial IOT, and quantum computing.
Case 1: 3d printing -- retrieve companies mentioned "3d printing".
Case 2: 3d printing building construction -- retrieve companies mentioned both "3d printing" and "building construction". Note this is equivalent to 3d printing and building construction where and tag is optional.
Case 3: 3d printing or building construction -- retrieve companies mentioned either "3d printing" or "building construction", where or tag is mandatory.
Case 4: 3d printing or building construction or_1 concrete -- retrieve companies mentioned either "3d printing" or "building construction" or "concrete". Note more than one or tag must be surfixed with underscore and a distinct number (e.g. "or_1", "or_2"... Same rule applies to and tag).
Case 5: 3d printing and building construction or concrete -- retrieve companies mentioned "3d printing" and either "building construction" or "concrete". Note and tag is optional.
Fuzzy Search: in fuzzy mode, for example, pharma will match any tags that contain "<prefix>pharma<surfix>" (e.g. biopharmacy pharmaceutical advanced biopharma)