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