Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"xuan anh ta snippets" » "tuan anh ta snippets", "xuan thanh ta snippets", "xuan dinh ta snippets", "xuan anh tu snippets", "xuan anh va snippets", "xuan anh tuan snippets", "xuan anh ta 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: (((("xuan anh ta snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("xuan anh ta snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( xuan anh ta snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("xuan anh ta snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.