Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"achat tu cay snippets" » "achat su cay snippets", "nhat tu cay snippets", "achat tu cac snippets", "achat tu can 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: (((("achat tu cay snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("achat tu cay snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( achat tu cay snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("achat tu cay snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.