function searchFolderForDocs(word, folderId){
const folder = DriveApp.getFolderById(folderId);
const query = `fullText contains '${word}'`;
const results = [];
const filesIt = folder.searchFiles(query);
while(filesIt.hasNext()){
const file = filesIt.next();
results.push([file.getName(), file.getId()]);
}
return results;
}