Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets", "locating bugs code slippers"
"van luong raw snippets" » "van duong raw snippets", "van cuong raw snippets", "nang luong raw snippets", "van luong va snippets", "van luong tai snippets", "van luong cac snippets", "van luong raw slippers"
"using low java snippets" » "using low java slippers"

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"using low java snippets\") OR (\"van luong raw snippets\"))) OR (\"locating bugs code snippets\"))~".
• Removing quotes may allow a broader search: (((( using low java snippets ) OR ( van luong raw snippets ))) OR ( locating bugs code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using low java snippets") OR ("van luong raw snippets"))) OR ("locating bugs code snippets"))*.