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