Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"nen cong co snippets" » "neon cong co snippets", "nien cong co snippets", "nen mong co snippets", "nen dong co snippets", "nen cong cu snippets", "nen cong so 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: (((("nen cong co snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nen cong co snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nen cong co snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nen cong co snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.