Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"shan li can snippets" » "han li can snippets", "shan lu can snippets", "shan loi can snippets", "shan li ca snippets", "shan li yan 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: (((("shan li can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("shan li can snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( shan li can snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("shan li can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.