Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"giang ky du snippets" » "giang day du snippets", "giang gay du snippets", "dang ky du snippets", "giang ky duy snippets", "giang ly du snippets", "giang ky su 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: (((("giang ky du snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("giang ky du snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( giang ky du snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("giang ky du snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.