Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"manh su can snippets" » "manh tu can snippets", "hanh su can snippets", "manh cua can snippets", "manh su van snippets", "manh su cao snippets", "manh su han 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: (((("manh su 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: (((("manh su can snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( manh su can snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("manh su can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.