Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"may cong lam snippets" » "cay cong lam snippets", "cac cong lam snippets", "cao cong lam snippets", "may nong lam snippets", "may cong nam snippets", "may cong lap snippets", "may cong lam slippers"
"locating bug code snippets" » "locating bug code slippers", "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 lam 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 lam snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( may cong lam snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("may cong lam snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.