Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"pho chat cua snippets" » "pho chat code snippets", "phap chat cua snippets", "pham chat cua snippets", "phan chat cua snippets", "pho nhat cua snippets", "pho chat va snippets", "pho chat huu snippets"
"python using java snippets" » "python using data 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: (((("python using java snippets") or ("pho chat cua snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("pho chat cua snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( pho chat cua snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("pho chat cua snippets"))) or ("locating bug core snippets"))*.