Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"mac ke cua snippets" » "tac ke cua snippets", "mac le cua snippets", "muc ke cua snippets", "mac keo cua snippets", "mac ky cua 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: (((("mac ke cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("mac ke cua snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( mac ke cua snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("mac ke cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.