Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thu ban soan snippets" » "thu bien soan snippets", "thu ban doanh snippets", "thu nang soan snippets", "thu hang soan 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: (((("thu ban soan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thu ban soan snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thu ban soan snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thu ban soan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.