Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thu tia chu snippets" » "thu tin chu snippets", "thuc tin chu snippets", "thu thao chu snippets", "thu bia chau snippets", "thu gia chuc snippets", "thu tua chua 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 tia 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: (((("thu tia chu snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thu tia chu snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thu tia chu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.