Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tu kinh mon snippets" » "tu dinh moi snippets", "tu kinh hoc snippets", "tu kinh co snippets", "thu kinh mon snippets", "tue kinh mon snippets", "su kinh mon 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: (((("tu kinh mon snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tu kinh mon snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tu kinh mon snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tu kinh mon snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.