Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"man tinh do snippets" » "may tinh do snippets", "ban tinh do snippets", "quan tinh do snippets", "man trinh do snippets", "man tinh doi snippets", "man tinh da 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: (((("python using java snippets") or ("man tinh do snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("man tinh do snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( man tinh do snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("man tinh do snippets"))) or ("locating bug code snippets"))*.