Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"luc du chi snippets" » "luc du code snippets", "cuc du chi snippets", "luc tu chi snippets", "luc dieu chi snippets", "luc dau chi snippets", "luc cu chi snippets", "luc di chi 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 ("luc du chi snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("luc du chi snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( luc du chi snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("luc du chi snippets"))) or ("locating bug core snippets"))*.