Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"phi nam do snippets" » "phi nam code snippets", "pho nam do snippets", "chi nam do snippets", "phien nam do snippets", "phi nam dao snippets", "phi nam doi snippets", "phi nam bo 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 ("phi nam do snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("phi nam do snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( phi nam do snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("phi nam do snippets"))) or ("locating bug core snippets"))*.