Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tat bao do snippets" » "tai bao do snippets", "thuat bao do snippets", "luat bao do snippets", "tat ban do snippets", "tat dao do snippets", "tat bao 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: (((("tat bao 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: (((("tat bao do snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tat bao do snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tat bao do snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.