Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lap dan bo snippets" » "lap dat bo snippets", "lap ban bo snippets", "hap dan bo snippets", "lap dan bao snippets", "lap dan bon snippets", "lap can bo 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 dan bo 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 dan bo snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( lap dan bo snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lap dan bo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.