Perhaps you should try some spelling variations:
"dung java java snippets" » "dung va java snippets"
"dung phu hop snippets" » "dung phan hop snippets", "dung cho hop snippets", "dung he hop snippets", "dung phuc hoi snippets", "dung phu khoa snippets", "dung phau hoc 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: (((("dung phu hop snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung phu hop snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung phu hop snippets ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung phu hop snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))*.