Perhaps you should try some spelling variations:
"hoan hoang y snippets" » "quan hoang y snippets", "tran hoang y snippets", "tuan hoang y snippets", "hoan hoang ly snippets", "hoan hoang my snippets", "hoan hoang _ snippets", "hoan hoang y slippers"
"python using java snippets" » "python using data snippets", "python using java 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: (((("hoan hoang y snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hoan hoang y snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hoan hoang y snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hoan hoang y snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.