Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"bua hoc duoc snippets" » "bua hoc nuoc snippets", "bua hoa duoc snippets", "bua hoc dung snippets", "cua hoc duoc snippets", "luan hoc duoc snippets", "buoc hoc duoc 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: (((("bua hoc duoc snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("bua hoc duoc snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( bua hoc duoc snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("bua hoc duoc snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.