Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thu da doc snippets" » "thu dac doc snippets", "thu dai doc snippets", "thu dau doc snippets", "thu da duoc snippets", "thu dat doc snippets", "thu day doc 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: (((("thu da doc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thu da doc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thu da doc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thu da doc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.