Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"mat ba chu snippets" » "mat ma chu snippets", "hat ba chu snippets", "mat da chu snippets", "mat bua chu snippets", "mat ba thu snippets", "mat va chu 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: (((("mat ba chu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("mat ba chu snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( mat ba chu snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("mat ba chu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.