Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thuc tin doi snippets" » "thuc tien doi snippets", "thu tin doi snippets", "thuc hien doi snippets", "thuc tinh doi snippets", "thuc tin di snippets", "thuc tin don 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: (((("thuc tin 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: (((("thuc tin doi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thuc tin doi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thuc tin doi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.