Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"may cong ve snippets" » "cay cong ve snippets", "cac cong ve snippets", "cao cong ve snippets", "may cuong ve snippets", "may cong va snippets", "may long ve 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: (((("may cong ve snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("may cong ve snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( may cong ve snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("may cong ve snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.