Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"cong mem mon snippets" » "cong mem code snippets", "cong them mon snippets", "cong kim mon snippets", "cong nam mon snippets", "cong me mon snippets", "cong mem mo snippets", "cong mem cong 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 ("cong mem mon snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("cong mem mon snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( cong mem mon snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("cong mem mon snippets"))) or ("locating bug core snippets"))*.