Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"anh hoc tran snippets" » "anh hoc tan snippets", "anh hoc tren snippets", "anh boc tran snippets", "sinh hoc tran snippets", "benh hoc tran snippets", "hinh hoc tran snippets", "anh hoc tran slippers"
"locating bug code snippets" » "locating bug code slippers", "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 ("anh hoc tran snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("anh hoc tran snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( anh hoc tran snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("anh hoc tran snippets"))) or ("locating bug code snippets"))*.