Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hap chat co snippets" » "phap chat co snippets", "hop chat co snippets", "phap phat co snippets", "hap thuat co snippets", "hap chat cua snippets", "hap 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: (((("hap 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: (((("hap chat co snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hap chat co snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hap chat co snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.