Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"luoc dinh do snippets" » "luoc kinh do snippets", "luoi tinh do snippets", "quoc binh do snippets", "luoc dinh dao snippets", "luoc dinh doc snippets", "luoc dinh so 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: (((("luoc dinh do snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("luoc dinh do snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( luoc dinh do snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("luoc dinh do snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.