Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"gian tich do snippets" » "giai tich do snippets", "giai thich do snippets", "phan tich do snippets", "gian tich du snippets", "gian tich so snippets", "gian tich co 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: (((("gian tich do snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("gian tich do snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( gian tich do snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("gian tich do snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.