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