Perhaps you should try some spelling variations:
"van hoang code snippets" » "van hoang de snippets", "van hoang cong snippets", "van hoang cd snippets", "van hoan code snippets", "quan hoang code snippets", "tran hoang code snippets", "van hoang code slippers"
"using sat java snippets" » "using data java snippets", "using a java snippets", "using raw java snippets", "using sat va snippets", "using sat java slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("using sat java snippets") or ("van hoang code snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("using sat java snippets") OR ("van hoang code snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( using sat java snippets ) or ( van hoang code snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("using sat java snippets") or ("van hoang code snippets"))) or ("locating bug code snippets"))*.