Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phan minh ve snippets" » "pham minh ve snippets", "phan dinh ve snippets", "phan kinh ve snippets", "phan minh va 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: (((("phan minh 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: (((("phan minh ve snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phan minh ve snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phan minh ve snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.