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