Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cuoc mat can snippets" » "nuoc mat can snippets", "cuoc phat can snippets", "duoc ma can snippets", "cuoc bat can snippets", "cuoc mat dan snippets", "cuoc mao can snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core 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: (((("cuoc mat can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cuoc mat can snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cuoc mat can snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cuoc mat can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.