To display the wording of a phrase on a given language, select country and type the code of the phrase (eg H301, P501, EUH066). The codes for the signal words "DANGER" and "WARNING" are Signal_D for and Signal_W respectively.
You may use the same field to perform a free text search.
NB. All hazard statements from GHS Purple Book are listed and translated to all languages here. Make sure to check the local implementation of GHS, as not all statements might be relevant.