Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"son dieu can snippets" » "so dieu can snippets", "soc dieu can snippets", "doan dieu can snippets", "son dieu hanh snippets", "son tiep can snippets", "son dieu cua 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: (((("son dieu can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("son dieu can snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( son dieu can snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("son dieu can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.