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