const suggestions = [
  '.net', '14th amendment', '1984', '2016', '2017', '3d', 'a', 'abraham lincoln'
];

this.header = databind(
  dataStore.talks.onMoreLikeThis,
  dataStore.talks,
  (talk: Document) => (
    <SearchBox 
      placeholder="Search..."
      loading={false}
      sampleSearches={suggestions}
    />
  )
);