Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phai su can snippets" » "phap su can snippets", "phai cua can snippets", "phai thu can snippets", "phai su van snippets", "phai su cao snippets", "phai su han 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: (((("phai su 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: (((("phai su can snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phai su can snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phai su can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.