Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cu tinh hoc snippets" » "cu sinh hoc snippets", "cu tin hoc snippets", "cu hinh hoc snippets", "cuu tinh hoc snippets", "cua tinh hoc snippets", "ca tinh hoc 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: (((("cu tinh hoc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cu tinh hoc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cu tinh hoc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cu tinh hoc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.