Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"gian gui cac snippets" » "gan gui cac snippets", "gian nguoi cac snippets", "gian giup cac snippets", "gian giai cac snippets", "gian cuoi cac snippets", "gian giua 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: (((("gian gui cac snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("gian gui cac snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( gian gui cac snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("gian gui cac snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.