Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"len va chu snippets" » "lenh va chu snippets", "lon va chu snippets", "nen va chu snippets", "len va che snippets", "len va cau snippets", "len va chi 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: (((("len va 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: (((("len va chu snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( len va chu snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("len va chu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.