Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"using sat java snippets" » "using data java snippets", "using a java snippets", "using raw java snippets", "using sat va snippets"
"phan dau va snippets" » "phan tu va snippets", "hang dau va snippets", "phan dau ve snippets", "phan dai va snippets", "phan dan va snippets"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("phan dau va snippets") OR ("using sat java snippets"))) OR ("locating bug core snippets"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"phan dau va snippets\") OR (\"using sat java snippets\"))) OR (\"locating bug core snippets\"))*".
• Removing quotes may allow a broader search: (((( phan dau va snippets ) OR ( using sat java snippets ))) OR ( locating bug core snippets ))*.