Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cuu sinh lee snippets" » "cuu tinh lee snippets", "cua sinh lee snippets", "cho sinh lee snippets", "cuu sinh ly snippets", "cuu sinh li snippets", "cuu sinh lam 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: (((("cuu sinh lee snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cuu sinh lee snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cuu sinh lee snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cuu sinh lee snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.