Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lap mo cho snippets" » "lap mot cho snippets", "lap so cho snippets", "lap mo chon snippets", "lap moi cho snippets", "lap mo ho 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: (((("lap mo cho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("lap mo cho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( lap mo cho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lap mo cho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.