Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"van chi chet snippets" » "van chai chet snippets", "van cai chet snippets", "van chi tiet snippets", "van chien chet snippets", "luan chi chet snippets", "van chat chet 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: (((("van chi chet snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("van chi chet snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( van chi chet snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("van chi chet snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.