Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tue chat co snippets" » "te chat co snippets", "tue nhan co snippets", "tao chat co snippets", "tue thuat co snippets", "tue chat cua snippets", "tue chat deo 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: (((("tue chat co snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tue chat co snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tue chat co snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tue chat co snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.