Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"sinh hoc cho snippets" » "sinh hoc cao snippets", "sinh hoc pho snippets", "sinh hoc co snippets", "dinh hoc cho snippets", "minh hoc cho snippets", "kinh hoc cho 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: (((("sinh hoc cho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("sinh hoc cho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( sinh hoc cho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("sinh hoc cho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.