Perhaps you should try some spelling variations:
"dung java java snippets" » "dung va java snippets"
"ung pho cong snippets" » "ung pho uong snippets", "ung cho cong snippets", "ung pho dong snippets", "quang pho cong snippets", "dung phu cong snippets", "xung phi cong snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

Try widening your search to All Fields.

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

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