SQL Server Specific term full text search is not working
Your query actually needs to use two properties of the CONTAINSTABLE function-

&lt;maximum distance&gt; and &lt;match_order&gt;.

Using 

CONTAINSTABLE(OpinionDocuments, HTML, 'NEAR((Foo, bar), 0, TRUE)') AS KEY_TBL

Specifies to find "Foo" near "Bar" with 0 search objects between (&lt;maximum distance&gt;  ", 0,") and in the order specified (&lt;match_order&gt; ",TRUE")