Search with same single char multiple times => options not shown

[sebastianhelbig]

Current behaviour:

1) Enter a search term "a" => options list is shown 2) click somewhere outside => options list closes 3) Enter search term "a" again => options list is not shown

Expected behaviour:

1) Enter a search term "a" => options list is shown 2) click somewhere outside => options list closes 3) Enter search term "a" again => options list is shown