Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lieu van hoe snippets" » "lieu va hoe snippets", "hieu van hoe snippets", "sieu van hoe snippets", "lieu van hoa snippets", "lieu van hoc snippets", "lieu van hieu 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: (((("lieu van hoe snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("lieu van hoe snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( lieu van hoe snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lieu van hoe snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.