Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"luat de do snippets" » "luat ve do snippets", "luat ke do snippets", "luat du do snippets", "luat de dao snippets", "luat den do snippets", "luat de doi 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: (((("luat de 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: (((("luat de do snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( luat de do snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("luat de do snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.