Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lap do cong snippets" » "lap doi cong snippets", "lap do hong snippets", "lap bo cong snippets", "lap doc cong snippets", "cap do 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 do 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 do cong snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( lap do cong snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lap do cong snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.