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