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