Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"truc de doi snippets" » "truc du doi snippets", "truc ve doi snippets", "tuc de doi snippets", "truc te doi snippets", "truc ke 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: (((("truc de doi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("truc de doi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( truc de doi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("truc de doi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.