Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dinh cao cho snippets" » "tinh cao cho snippets", "dinh cac cho snippets", "dinh dao cho snippets", "dinh cap cho snippets", "dinh cao chat 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 cao cho 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 cao cho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dinh cao cho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dinh cao cho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.