Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"web dung chi snippets" » "web huong chi snippets", "web bang chi snippets", "em dung chi snippets", "web dung cho snippets", "web dung thi snippets", "web dung chien 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 dung chi 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 dung chi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( web dung chi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("web dung chi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.