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