Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cao bat cu snippets" » "cao bai cu snippets", "cao chat cu snippets", "cao bang cu snippets", "cao bat cua snippets", "cao bat hu snippets", "cao bat tu 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: (((("cao bat cu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cao bat cu snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cao bat cu snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cao bat cu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.