Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cap phan doi snippets" » "cac phan doi snippets", "cao phan doi snippets", "cap han doi snippets", "cap phan dai snippets", "cap pham doi snippets", "cap phan do 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: (((("cap phan doi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cap phan doi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cap phan doi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cap phan doi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.