Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"pha tron ho snippets" » "pham trong ho snippets", "pha tan ho snippets", "pha trong tho snippets", "pha trong cho snippets", "pha trong hao 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: (((("pha tron ho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("pha tron ho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( pha tron ho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("pha tron ho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.