Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lap li cong snippets" » "lap bi cong snippets", "lap li song snippets", "lap lieu cong snippets", "lap lai cong snippets", "lap vi cong snippets", "lap ly cong 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 li cong 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 li cong snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( lap li cong snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lap li cong snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.