Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cho mau he snippets" » "tho mau he snippets", "cho may he snippets", "cho mang he snippets", "cho mau de snippets", "cho mau ho 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: (((("cho mau 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: (((("cho mau he snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cho mau he snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cho mau he snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.