Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"bot hoc doi snippets" » "post hoc doi snippets", "bot khoa doi snippets", "buoc hoc doi snippets", "bot hoc dai snippets", "bot hoc noi snippets", "bot hoc moi 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: (((("bot hoc doi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("bot hoc doi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( bot hoc doi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("bot hoc doi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.