Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cach van he snippets" » "cac van he snippets", "bach van he snippets", "canh van he snippets", "cach van hoe snippets", "cach van hue snippets", "cach van de 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: (((("cach van he snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cach van he snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cach van he snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cach van he snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.