Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"vong do van snippets" » "vong doi van snippets", "dong do van snippets", "mong do van snippets", "vong dao van snippets", "vong vo van snippets", "vong so van snippets", "vong do van slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("python using java snippets") or ("vong do van snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("vong do van snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( vong do van snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("vong do van snippets"))) or ("locating bug code snippets"))*.