Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"lieu phuc du snippets" » "lieu phuc code snippets", "lieu hoc du snippets", "lieu phap du snippets", "lieu phuc vu snippets", "lieu phuc su snippets", "lieu thuc 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: (((("python using java snippets") or ("lieu phuc du snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("lieu phuc du snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( lieu phuc du snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("lieu phuc du snippets"))) or ("locating bug core snippets"))*.