Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"bua toi hoat snippets" » "bua toan hoat snippets", "bua thi hoa snippets", "bua thi hoan snippets", "cua toi hoat snippets", "lua tuoi hoat snippets", "sua tuoi hoat 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: (((("bua toi hoat snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("bua toi hoat snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( bua toi hoat snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("bua toi hoat snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.