Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dong va mong snippets" » "dung va mong snippets", "dong ha mong snippets", "luong va mong snippets", "dong va cong snippets", "dong va dong snippets", "dong va thong 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: (((("dong va mong snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dong va mong snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dong va mong snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dong va mong snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.