Perhaps you should try some spelling variations:
"hap dan pham slices" » "hap dan ham slices", "hap san pham slices", "hap dan phan slices", "hap van pham slices", "hat dan pham slices", "hai dan pham slices", "ham dan pham slices"
"python using java slippery" » "python using data slippery", "python using java slippers"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets", "locating bug code slippers"

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 slippery") or ("hap dan pham slices"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java slippery") OR ("hap dan pham slices"))) OR ("locating bug code snippets"))*.
• Removing quotes may allow a broader search: (((( python using java slippery ) or ( hap dan pham slices ))) or ( locating bug code snippets ))*.