Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dinh toi du snippets" » "dinh tri du snippets", "dinh thi du snippets", "dinh moi du snippets", "dinh toi uu snippets", "dinh toi da 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: (((("dinh toi du snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dinh toi du snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dinh toi du snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dinh toi du snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.