Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dieu nen cac snippets" » "dieu kien cac snippets", "dieu can cac snippets", "dieu ban cac snippets", "dieu den cac snippets", "dieu vien cac snippets", "dieu dien 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: (((("dieu nen 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: (((("dieu nen cac snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dieu nen cac snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dieu nen cac snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.