Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"luc lang du snippets" » "luc lang code snippets", "luc sang du snippets", "luc luong du snippets", "luc canh du snippets", "luc lang duc snippets", "luc nang du snippets", "luc tang du 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: (((("luc lang du snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("luc lang du snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( luc lang du snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("luc lang du snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.