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