Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dong su ho snippets" » "dong su code snippets", "dang su ho snippets", "dong tu ho snippets", "dong luc ho snippets", "dong su hoa snippets", "dong su hoc snippets", "dong su pho snippets"
"python using java snippets" » "python using data 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: (((("python using java snippets") or ("dong su ho snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("dong su ho snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( dong su ho snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("dong su ho snippets"))) or ("locating bug core snippets"))*.