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