Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dinh nam c1 snippets" » "dinh lam c1 snippets", "tinh nam c1 snippets", "dinh van c1 snippets", "dinh nam co snippets", "dinh nam ca 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 nam c1 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 nam c1 snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dinh nam c1 snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dinh nam c1 snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.