Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lieu sau ve snippets" » "hieu sau ve snippets", "lieu suu ve snippets", "lieu va ve snippets", "lieu dau ve snippets", "lieu su ve snippets", "lieu sau de 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 sau ve 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 sau ve snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( lieu sau ve snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lieu sau ve snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.